Ernst, W.G. and C.A. Hall (1975) Feldspathic geodes near Black Mountain, western San Luis Obispo County, California. American Mineralogist: 60: 1105-1112

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Allophane

Formula: (Al₂O₃)(SiO₂)_1.3-2 · 2.5-3H₂O

Locality: Unspecified Allophane occurrence [1], Arroyo Grande, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Murdoch, Joseph; Webb, Robert Wallace (1966) Minerals of California, Centennial Volume (1866-1966) - California Division of Mines and Geology, Bulletin 189. California Division of Mines and Geology. 559 pp.

ⓘ Alunogen

Formula: Al₂(SO₄)₃ · 17H₂O

Locality: Paso Robles, San Luis Obispo County, California, USA

Colour: White

Description: Occurs as pulverulent material.

References:

(1917) Useful minerals of the United States. Bulletin 624. US Geological Survey doi:10.3133/b624

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 62.

ⓘ Analcime

Formula: Na(AlSi₂O₆) · H₂O

Locality: Unnamed Zeolite occurrence [1], Cuyama Valley, San Luis Obispo County, California, USA

Colour: Colorless

Description: Occurs as water-clear crystals to 6 mm disseminated through augite-teschenite dike rocks.

References:

Fairbanks, Harold W. (1895), On analcite diabase from San Luis Obispo County, California: University of California, Department of Geological Science Bulletin: 1: 277

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 71.

ⓘ Antigorite

Formula: Mg₃(Si₂O₅)(OH)₄

Locality: Sweetwater Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ 'Apatite'

Formula: Ca₅(PO₄)₃A

Locality: Unnamed Apatite occurrence [1], Indian Creek, Creston, La Panza Mountains, San Luis Obispo County, California, USA

References:

Gower, H.G. and Madsen, B.M. (1964) The occurrence of phosphate rock in California. USGS Prof. Paper 501-D: 84

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ 'Apatite var. Carbonate-rich Apatite'

Formula: Ca₅(PO₄)₃(Cl/F/OH)

Locality: Unnamed Apatite occurrence [1], Indian Creek, Creston, La Panza Mountains, San Luis Obispo County, California, USA

References:

Gower, H.G. and Madsen, B.M. (1964) The occurrence of phosphate rock in California. USGS Prof. Paper 501-D: 84

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Aragonite

Formula: CaCO₃

Localities:

Norcross Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
State highway 466 roadcut, Morro Bay, San Luis Obispo County, California, USA
Highway 41 Aragonite occurrence, Atascadero, San Luis Obispo County, California, USA
Unnamed Aragonite occurrence [1], Morro Bay, San Luis Obispo County, California, USA

ⓘ Autunite

Formula: Ca(UO₂)₂(PO₄)₂ · 10-12H₂O

Localities:

Unspecified U occurrence [1], Fellows area, San Luis Obispo County, California, USA
Clyde's Saylor prospect (Wakefield property), Machesna Mountain Roadless Area Review & Evaluation Area (RARE II), La Panza, La Panza Mining District, La Panza Mountains, San Luis Obispo County, California, USA
Owen group, Midway Peak, Temblor Range, San Luis Obispo County, California, USA
Owen group (Hillbilly No. 10; Owen No. 3; Mitchell; Sunset claims; Sunset claim), Fellows area, San Luis Obispo County, California, USA

ⓘ Baryte

Formula: BaSO₄

Localities:

Fugler Ranch Baryte deposit, Fugler Ranch, Arroyo Grande, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Welch Mine (Noble Electric Steel Company Mine / property), Los Osos, San Luis Obispo County, California, USA
Unnamed Baryte occurrence [2], Cuyama Valley, San Luis Obispo County, California, USA
South of Taylor Spring, Taylor Spring, San Luis Obispo County, California, USA

Description: Occurs in a 1 to 2 foot (0.3 to 0.6 meter) vein.

ⓘ Bassanite

Formula: Ca(SO₄) · 0.5H₂O

Locality: NSL1 borehole, Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA

References:

Rodriguez, Alejandro, Guo, Junhua, O’Sullivan, Katie, Krugh, William (2024) Geochemical Record of Late Quaternary Paleodepositional Environment from Lacustrine Sediments of Soda Lake, Carrizo Plain, California. Minerals, 14 (3) doi:10.3390/min14030211

ⓘ Bieberite

Formula: Co²⁺(H₂O)₆(SO₄) · H₂O

Locality: Klau Mine (Sierra Morena Mine; Karl Mine; Santa Cruz Mine; Sunderland Mine; Carson Mine), Klau Mine group, Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Occurs as an alteration product of linnaeite.

References:

Woodhouse, C. D., Norris, R. M. (1957) A new occurrence of millerite. American Mineralogist, 42 (1-2) 113-114

Davis, Fenelon Francis and E.H. Bailey (1966) Mercury. California Division Mines and Geology Bulletin 191: 267, 270

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Blödite

Formula: Na₂Mg(SO₄)₂ · 4H₂O

Localities:

Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA
Soda Lake deposit (Strip Mine), Soda Lake area, Carrizo Plain, San Luis Obispo County, California, USA

ⓘ Calcite

Formula: CaCO₃

Localities: Reported from at least 7 localities in this region.

ⓘ Calcite var. Cave Onyx

Formula: CaCO₃

Locality: Musick, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

USGS: Mineral Res. of the US (1908)

ⓘ Calomel

Formula: [Hg₂]²⁺Cl₂

Locality: Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Bailey, E. H., Hildebrand, F. A., Christ, C. L., Fahey, J. J. (1959) Schuetteite, a new supergene mercury mineral. American Mineralogist, 44 (9-10) 1026-1038

ⓘ Cervantite

Formula: Sb³⁺Sb⁵⁺O₄

Locality: Marquart Mine (Cambria Mine; Marquart Estate prospect), Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Bradley, W.W. (1918), Quicksilver resources of California, with a section on metallurgy and ore dressing: California Mining Bureau. Bulletin 78, 389 pp.

Eckel, Edwin Butt, R.G. Yates & A.E. Granger (1941), Quicksilver deposits in San Luis Obispo County and southwestern Monterey County, California: USGS Bulletin 922-R: 537, 543

Holmes, G.H. (1965) Mercury in California. US Bureau of Mines Information Circular 8252: 87-206

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 127, 348.

ⓘ Chalcopyrite

Formula: CuFeS₂

Localities:

Prodigal Son occurrence, Cayucos, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Santa Lucia Range summit, Santa Margarita, San Luis Obispo County, California, USA
Unspecified Cu occurrence [1], Chorro Creek, Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Cayucos, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Los Osos Mine (Goodwill Mine), Los Osos, San Luis Obispo County, California, USA

ⓘ 'Chlorite Group'

Locality: East of San Luis Obispo, San Luis Obispo, San Luis Obispo County, California, USA

Colour: Green

Description: Occurs in masses.

References:

Eakle, Arthur Starr (1906), Notes on lawsonite, columbite, beryl, barite, and calcite: University of California, Department of Geological Science Bulletin: 5: 86

Rogers, Austin Flint (1915a), Lawsonite from the central Coast Ranges of California: American Journal of Science, 4th. Series: 39: 111

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

Localities: Reported from at least 53 localities in this region.

ⓘ Cinnabar

Formula: HgS

Localities: Reported from at least 27 localities in this region.

ⓘ 'Clay minerals'

Localities:

Antelope Mud Company Mine, Cholame, San Luis Obispo County, California, USA
San Luis Brick Works Inc., San Luis Obispo, San Luis Obispo County, California, USA
NSL1 borehole, Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA

ⓘ 'Clinoptilolite Subgroup'

Formula: (Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O

Localities:

Highland Monocline structure, San Luis Obispo County, California, USA
San Luis Obispo County, California, USA
Black Mountain area, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Occurs as a constituent of Miocene altered fragmental volcanic rock.

ⓘ Cristobalite

Formula: SiO₂

Locality: Cholame, San Luis Obispo County, California, USA

Description: Occurs disordered and intermediate except in restricted areas, where it contains ordered component.

References:

Murata K.J., Dibblee, T.W., and Drinkwater, J.L. (1979) Thermal effects of large bodies of intrusive serpentine on overlying Monterey shale, southern Diablo Range, Cholame area, California. USGS Professional Paper 1082, 8 pp.: 1-8

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Dolomite

Formula: CaMg(CO₃)₂

Locality: Rinconada Mine (Rinconada deposit; Claus Mine; San Jose Valley), Rinconada, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Epidote

Formula: (CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)

Locality: La Panza, La Panza Mining District, La Panza Mountains, San Luis Obispo County, California, USA

References:

ⓘ Epsomite

Formula: MgSO₄ · 7H₂O

Description: Occurs as an alteration product with other sulphates.

References:

Woodhouse, C. D., Norris, R. M. (1957) A new occurrence of millerite. American Mineralogist, 42 (1-2) 113-114

Davis, Fenelon Francis and E.H. Bailey (1966) Mercury. California Division Mines and Geology Bulletin 191: 267.

ⓘ Erythrite

Formula: Co₃(AsO₄)₂ · 8H₂O

Locality: Unnamed Co occurrence [1], San Luis Obispo, San Luis Obispo County, California, USA

References:

Cronise, T.F. (1868), The natural wealth of California, 696 pp. H.H. Bancroft Co., San Francisco: 593

ⓘ 'Fayalite-Forsterite Series'

Locality: Questa prospect, Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ 'Feldspar Group'

Locality: Unnamed feldspar-mica prospect [1], Santa Margarita, San Luis Obispo County, California, USA

References:

USGS MRDS database (2005), loc. file ID #10213651.

ⓘ Glaucophane

Formula: ◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂

Locality: Cayucos, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Occurs as lawsonite-glaucophane schist.

References:

Smith, James Perrin (1906), The paragenesis of the minerals in the glaucophane-bearing rocks of California: American Philosophical Society Proceedings: 45: 213

ⓘ Gypsum

Formula: CaSO₄ · 2H₂O

Localities: Reported from at least 15 localities in this region.

ⓘ Halite

Formula: NaCl

Localities:

Soda Lake deposit (Strip Mine), Soda Lake area, Carrizo Plain, San Luis Obispo County, California, USA
Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA

ⓘ Hanksite

Formula: Na₂₂K(SO₄)₉(CO₃)₂Cl

Localities:

Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA
Soda Lake deposit (Strip Mine), Soda Lake area, Carrizo Plain, San Luis Obispo County, California, USA

ⓘ Hausmannite

Formula: Mn²⁺Mn³⁺₂O₄

Localities:

Staneuche Mine (Staneuche Manganese deposits; E.& W. deposits; East & West deposits), Prefumo Canyon, San Luis Obispo, San Luis Obispo County, California, USA
Welch Mine (Noble Electric Steel Company Mine / property), Los Osos, San Luis Obispo County, California, USA
Johe Ranch Mine (Johe Manganese deposit; Johe Ranch deposit; Irish Hills deposit), Los Osos, San Luis Obispo County, California, USA

Description: Occurs as an alteration product of older Mn species.

ⓘ Hematite

Formula: Fe₂O₃

Localities:

Harrington Mine, San Luis Obispo County, California, USA
Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Occurs as an extensive deposit.

ⓘ Hercynite

Formula: Fe²⁺Al₂O₄

Locality: Sweetwater Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Hercynite var. Picotite

Formula: (Fe,Mg)(Al,Cr)₂O₄

Locality: Sweetwater Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Hydromagnesite

Formula: Mg₅(CO₃)₄(OH)₂ · 4H₂O

Locality: Port Harford (Port San Luis), Avila Beach, San Luis Obispo County, California, USA

Description: Occurs as small veins.

References:

ⓘ Jadeite

Formula: Na(Al,Fe³⁺)Si₂O₆

Localities:

Cayucos, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Paso Robles, San Luis Obispo County, California, USA

Description: Occurs as pods to several hundred pounds in cliff on the beach.

ⓘ Kaolinite

Formula: Al₂(Si₂O₅)(OH)₄

Localities:

Klau Mine (Sierra Morena Mine; Karl Mine; Santa Cruz Mine; Sunderland Mine; Carson Mine), Klau Mine group, Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Little Bonanza Mine (Modoc; Alice; George; Josephine group; Tartaglia), Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ 'K Feldspar'

Locality: Black Mountain area, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Or 42-63. Occurs as fibrous intergrowths with albite and quartz in the peripheral portions of geodes.

References:

Ernst, W.G. and C.A. Hall (1975) Feldspathic geodes near Black Mountain, western San Luis Obispo County, California. American Mineralogist: 60: 1105-1112

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

✪ Laumontite

Formula: CaAl₂Si₄O₁₂ · 4H₂O

Locality: Beach cliffs, San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Habit: typical crystals as groups and clusters and vein fillings

Colour: white

References:

Ron Layton Collection

ⓘ Lawsonite

Formula: CaAl₂(Si₂O₇)(OH)₂ · H₂O

Localities:

Cayucos, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
East of San Luis Obispo, San Luis Obispo, San Luis Obispo County, California, USA

Description: Occurs as lawsonite-glaucophane schist.

ⓘ 'Limonite'

Locality: Vulture Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Linnaeite

Formula: Co²⁺Co³⁺₂S₄

Description: Occurs as isometric micro-crystals in fractured vein quartz, altering to bieberite.

References:

Woodhouse, C. D., Norris, R. M. (1957) A new occurrence of millerite. American Mineralogist, 42 (1-2) 113-114

Davis, Fenelon Francis and E.H. Bailey (1966) Mercury. California Division Mines and Geology Bulletin 191: 270

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Löweite

Formula: Na₁₂Mg₇(SO₄)₁₃ · 15H₂O

Locality: Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA

References:

M. K. Eghbal , R. J. Southard and L. D. Whittig (1988) Dynamics of Evaporite Distribution in Soils on a Fan-Playa Transect in the Carrizo Plain, California. Soil Sci. Soc. Am. J. 53: 898–903

ⓘ Magnesiochromite

Formula: MgCr₂O₄

Localities: Reported from at least 8 localities in this region.

ⓘ Magnesite

Formula: MgCO₃

Localities:

Steele Ranch Magnesite deposit, Arroyo Grande, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Beach cliffs, San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Kiser Ranch deposit (Kaisar Place; Kisar deposit), Kiser Ranch, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Occurs as a large deposit.

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

Locality: Unnamed Fe deposit [1], Paso Robles, San Luis Obispo County, California, USA

References:

[…(abstract): Geol. Zentralbl., Band 27: 394]: 820

27th Report of the State Mineralogist

San Bernardino County: California Mining Bureau. Report 27: 334

Crossman, J.H. (1890), San Bernardino County: California Mining Bureau. Report 9: 235

Cloudman, H.C., F.J.H. Merrill & E. Huguenin (1919), San Bernardino County: California Mining Bureau. Report 15: 774-899

Tucker, W. Burling & Reid J. Sampson (1931), Los Angeles Field Division

Lamey, Carl Arthur (1948), Vulcan iron-ore deposit, San Bernardino County, California: California Division Mines Bulletin 129: 87

ⓘ Marcasite

Formula: FeS₂

Localities:

Nipomo, San Luis Obispo County, California, USA
Avila Beach, San Luis Obispo County, California, USA
Klau Mine (Sierra Morena Mine; Karl Mine; Santa Cruz Mine; Sunderland Mine; Carson Mine), Klau Mine group, Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ Melanterite

Formula: Fe²⁺(H₂O)₆(SO₄) · H₂O

References:

Woodhouse, C. D., Norris, R. M. (1957) A new occurrence of millerite. American Mineralogist, 42 (1-2) 113-114

Davis, Fenelon Francis and E.H. Bailey (1966) Mercury. California Division Mines and Geology Bulletin 191.

ⓘ Metacinnabar

Formula: HgS

Localities:

Rinconada Mine (Rinconada deposit; Claus Mine; San Jose Valley), Rinconada, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Klau Mine (Sierra Morena Mine; Karl Mine; Santa Cruz Mine; Sunderland Mine; Carson Mine), Klau Mine group, Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
La Libertad Mine (Belt Mine; Jacks 7X; Thompson Mine), Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Doty Mine, Pine Mountain deposit, Pine Mountain, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ 'Mica Group'

Locality: Unnamed feldspar-mica prospect [1], Santa Margarita, San Luis Obispo County, California, USA

References:

USGS MRDS database (2005), loc. file ID #10213651.

ⓘ Millerite

Formula: NiS

Localities:

Klau Mine (Sierra Morena Mine; Karl Mine; Santa Cruz Mine; Sunderland Mine; Carson Mine), Klau Mine group, Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
La Libertad Mine (Belt Mine; Jacks 7X; Thompson Mine), Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Occurs as sheaves of slender crystals with small, euhedral cinnabar crystals in vugs in gouge breccia.

ⓘ Mirabilite

Formula: Na₂SO₄ · 10H₂O

Localities:

Soda Lake deposit (Strip Mine), Soda Lake area, Carrizo Plain, San Luis Obispo County, California, USA
Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA

Description: Occurs in white crystalline salts.

ⓘ Montmorillonite

Formula: (Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O

Locality: Black Mountain area, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Ernst, W.G. and C.A. Hall (1975) Feldspathic geodes near Black Mountain, western San Luis Obispo County, California. American Mineralogist: 60: 1105-1112

ⓘ '~~Moonstone'~~

Locality: Moonstone Beach, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA - erroneously reported

Description: There does not appear to be any "moonstone", nor any other variety of feldspar (except as a micro rock-forming constituent of some igneous beach pebbles), on Moonstone Beach, contrary to the beliefs of some local inhabitants, who confuse the milky white chalcedony pebbles with "moonstone", and who do sell genuine moonstone jewelry (imported) in the local tourist shops.

References:

Butler, Gail A. (1995) Rockhounding California. Falcon Publishing.p.124

ⓘ Mordenite

Formula: (Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O

Description: Common in the Miocene Obispo Formation.

References:

Surdam, R.C. and Hall, C.A. (1968) Zeolitization of the Obispo formation, Coast Ranges of California. Geology Society of America Special Paper 101, abstract for 1966: 338

Surdam, R.C., Turner, D.L., and Hall, C.A. (1970) Distribution and genesis of suthigenic silicates in the Obispo formation. Geological Society of America Abstract, 2, No.2: 151-152

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Morenosite

Formula: NiSO₄ · 7H₂O

References:

Woodhouse, C. D., Norris, R. M. (1957) A new occurrence of millerite. American Mineralogist, 42 (1-2) 113-114

Davis, Fenelon Francis and E.H. Bailey (1966) Mercury. California Division Mines and Geology Bulletin 191: 267, 270

✪ Muscovite

Formula: KAl₂(AlSi₃O₁₀)(OH)₂

Locality: Beach cliffs, San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Habit: free growing hexagonal tabular crystals in voids and pockets

Colour: silvery clear

Description: found as superb micro crystals associated with quartz and laumontite in pockets in serpentine

References:

Ron Layton Collection

ⓘ Native Copper

Formula: Cu

Localities:

Tip Top Mine (Tiptop Mine; Guerro Mine; Guadalupe Mine; Tassajara Mine; Gloria Mine), Santa Margarita, San Luis Obispo County, California, USA
Santa Lucia Range summit, Santa Margarita, San Luis Obispo County, California, USA
Refugio claim, Chorro Creek, Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Welch Mine (Noble Electric Steel Company Mine / property), Los Osos, San Luis Obispo County, California, USA

ⓘ Native Gold

Formula: Au

Localities: Reported from at least 13 localities in this region.

Description: Placer material.

ⓘ Native Mercury

Formula: Hg

Localities:

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Madrone Mine, Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ Natrolite

Formula: Na₂Al₂Si₃O₁₀ · 2H₂O

Locality: Unnamed Zeolite occurrence [1], Cuyama Valley, San Luis Obispo County, California, USA

Description: Occurs in an analcime diabase.

References:

Fairbanks, Harold W. (1895), On analcite diabase from San Luis Obispo County, California: University of California, Department of Geological Science Bulletin: 1: 277

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 277

ⓘ Neotocite

Formula: (Mn,Fe)SiO₃ · H₂O (?)

Localities:

Johe Ranch Mine (Johe Manganese deposit; Johe Ranch deposit; Irish Hills deposit), Los Osos, San Luis Obispo County, California, USA
Ricioli prospect, Harmony, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Principal ore mineral here.

ⓘ Opal

Formula: SiO₂ · nH₂O

Localities: Reported from at least 11 localities in this region.

✪ 'Petroleum var. Bitumen'

Locality: Beach cliffs, San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Habit: amorphous

Colour: black

Description: as mass's of amorphous black material in and with quartz crystals in veins throughout serpentine country rock

References:

Ron Layton Collection

ⓘ 'Phillipsite Subgroup'

Formula: (Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O

Description: Occurs as an alteration product in the Miocene Obispo Formation.

References:

Surdam, R.C., Turner, D.L., and Hall, C.A. (1970) Distribution and genesis of suthigenic silicates in the Obispo formation. Geological Society of America Abstract, 2, No.2: 151-152

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Prehnite

Formula: Ca₂Al₂Si₃O₁₀(OH)₂

Locality: Unnamed Zeolite occurrence [1], Cuyama Valley, San Luis Obispo County, California, USA

Description: Occurs in analcime diabase.

References:

Fairbanks, Harold W. (1895), On analcite diabase from San Luis Obispo County, California: University of California, Department of Geological Science Bulletin: 1: 289

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 295.

ⓘ 'Psilomelane'

Localities:

Staneuche Mine (Staneuche Manganese deposits; E.& W. deposits; East & West deposits), Prefumo Canyon, San Luis Obispo, San Luis Obispo County, California, USA
Hearst Ranch - Red Rock deposit, Hearst Ranch, San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ Pyrite

Formula: FeS₂

Localities: Reported from at least 8 localities in this region.

ⓘ Pyrolusite

Formula: Mn⁴⁺O₂

Locality: Staneuche Mine (Staneuche Manganese deposits; E.& W. deposits; East & West deposits), Prefumo Canyon, San Luis Obispo, San Luis Obispo County, California, USA

References:

Bradley, W.W., et al (1918), Manganese and chromium in California: California Mining Bureau. Bulletin 72-73

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Pyrophyllite

Formula: Al₂Si₄O₁₀(OH)₂

References:

ⓘ Pyrrhotite

Formula: Fe_1-xS

Locality: Manini property, Cayucos, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Quartz

Formula: SiO₂

Localities: Reported from at least 14 localities in this region.

Habit: hexagonal

Colour: clear to milky

Description: found as nice single crystals (to 1 cm) and clusters in veins in serpentine

ⓘ Quartz var. Agate

Formula: SiO₂

Localities:

Nipomo, San Luis Obispo County, California, USA
Moonstone Beach, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Cambria Mine (Bank Mine; Red Hill workings; La Trinidad Mine), Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Avila Beach, San Luis Obispo County, California, USA

ⓘ Quartz var. Agate-Jasper

Formula: SiO₂

Locality: Cambria Mine (Bank Mine; Red Hill workings; La Trinidad Mine), Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Joseph Freillich photo

ⓘ Quartz var. Carnelian

Formula: SiO₂

Locality: Nipomo, San Luis Obispo County, California, USA

ⓘ Quartz var. Chalcedony

Formula: SiO₂

Localities: Reported from at least 8 localities in this region.

ⓘ Quartz var. Moss Agate

Formula: SiO₂

Locality: Nipomo, San Luis Obispo County, California, USA

References:

Lapidary Journal, 1954 Rock Hound Buyer's Guide, p. 135.

ⓘ Quartz var. Myrickite

Formula: SiO₂

Locality: Rinconada Mine (Rinconada deposit; Claus Mine; San Jose Valley), Rinconada, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 318

ⓘ Quartz var. Nipomo Agate

Formula: SiO₂

Locality: Nipomo, San Luis Obispo County, California, USA

References:

[www.minerals.net]

Lapidary Journal, 1954 Rock Hound Buyer's Guide, p. 135.

ⓘ Quartz var. Sagenite (of Kunz)

Formula: SiO₂

Locality: Nipomo, San Luis Obispo County, California, USA

References:

Jewel Tunnel specimenIdentification: Dealer/Collection Label

ⓘ Rhodochrosite

Formula: MnCO₃

Localities:

O'Connor Ranch deposits (Mount Bishop Mine), Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Tobacco Creek prospect (Tobacco Creek Mine), San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Staneuche Mine (Staneuche Manganese deposits; E.& W. deposits; East & West deposits), Prefumo Canyon, San Luis Obispo, San Luis Obispo County, California, USA
Welch Mine (Noble Electric Steel Company Mine / property), Los Osos, San Luis Obispo County, California, USA
Hearst Ranch-Marmolejo Creek deposit (Hearst Ranch prospect), Hearst Ranch, San Simeon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ Rutile

Formula: TiO₂

Locality: Nipomo, San Luis Obispo County, California, USA

References:

Mike Scott S102380 from Cureton #FQG from J Hamel Coll

ⓘ Schröckingerite

Formula: NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O

Locality: Unnamed U occurrence [2], Pozo, La Panza Mining District, La Panza Mountains, San Luis Obispo County, California, USA

Habit: Scaly

Description: Scaly aggregates in a decomposed plutonic rock.

References:

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 332, 378, 391.

ⓘ Schuetteite (TL)

Formula: Hg²⁺₃(SO₄)O₂

Localities:

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Paso Robles, San Luis Obispo County, California, USA

Type Locality: Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Abundant on dump.

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄

Localities:

Santa Lucia Range summit, Santa Margarita, San Luis Obispo County, California, USA
Kiser Ranch deposit (Kaisar Place; Kisar deposit), Kiser Ranch, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ Siegenite ?

Formula: CoNi₂S₄

Colour: Deep apple-green (?)

References:

Woodhouse, C.D. & R.M. Norris (1957b), Nickel and mercury minerals at Klau: Gems and Minerals, No. 234: 18-20, March 1957

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Spinel

Formula: MgAl₂O₄

Localities:

Sweetwater Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Unnamed Spinel occurrence [1], San Luis Obispo, San Luis Obispo County, California, USA

ⓘ Stibiconite

Formula: Sb³⁺Sb⁵⁺₂O₆(OH)

Locality: Marquart Mine (Cambria Mine; Marquart Estate prospect), Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Bradley, W.W. (1918), Quicksilver resources of California, with a section on metallurgy and ore dressing: California Mining Bureau. Bulletin 78, 389 pp.

Eckel, Edwin Butt, R.G. Yates & A.E. Granger (1941), Quicksilver deposits in San Luis Obispo County and southwestern Monterey County, California: USGS Bulletin 922-R: 537, 543

Holmes, G.H. (1965) Mercury in California. US Bureau of Mines Information Circular 8252: 87-206

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 127, 348.

ⓘ Stibnite

Formula: Sb₂S₃

Localities:

Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
San Simeon Creek deposit, South Fork San Simeon Creek, San Simeon Creek, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
La Libertad Mine (Belt Mine; Jacks 7X; Thompson Mine), Adelaida, Adelaide Mining District (Adelaide Klau Mining District), Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

Description: Reference is not mine specific but probably refers to the Marquart (Cambria) Mine.

ⓘ Talc

Formula: Mg₃Si₄O₁₀(OH)₂

Locality: Norcross Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Thénardite

Formula: Na₂SO₄

Localities:

Soda Lake deposit (Strip Mine), Soda Lake area, Carrizo Plain, San Luis Obispo County, California, USA
Soda Lake, Carrizo Plain, San Luis Obispo County, California, USA

ⓘ Tremolite

Formula: ◻Ca₂Mg₅(Si₈O₂₂)(OH)₂

Localities:

Norcross Mine, Cerro Alto, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Estrella Mine, Chorro, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

ⓘ Tridymite

Formula: SiO₂

Localities:

Black Mountain area, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA
Black Mountain, San Luis Obispo County, California, USA

ⓘ Turquoise

Formula: CuAl₆(PO₄)₄(OH)₈ · 4H₂O

Locality: Paso Robles, San Luis Obispo County, California, USA

Description: Occurs as nodular earthy masses.

References:

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 376.

ⓘ Uraninite

Formula: UO₂

Locality: Unnamed U occurrence [2], Pozo, La Panza Mining District, La Panza Mountains, San Luis Obispo County, California, USA

References:

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 332, 378, 391.

ⓘ Vivianite

Formula: Fe²⁺Fe²⁺₂(PO₄)₂ · 8H₂O

Locality: Unnamed Phosphate occurrence [1], See Canyon, Santa Lucia Mts (Santa Lucia Range), San Luis Obispo County, California, USA

References:

Alfred Stevenson collection, # 1406.

ⓘ Volkonskoite

Formula: Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O

Colour: Green

Description: Occurs as a green clay in many Hg deposits.

References:

Eckel, Edwin Butt, R.G. Yates & A.E. Granger (1941), Quicksilver deposits in San Luis Obispo County and southwestern Monterey County, California: USGS Bulletin 922-R: 538

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

ⓘ Wulfenite

Formula: Pb(MoO₄)

Locality: Fairview Mine, San Luis Obispo County, California, USA

References:

ⓘ Zaratite

Formula: Ni₃(CO₃)(OH)₄ · 4H₂O ?

Locality: San Luis Obispo, San Luis Obispo County, California, USA

References:

Cronise, T.F. (1868), The natural wealth of California, 696 pp. H.H. Bancroft Co., San Francisco: 593

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 391.

ⓘ Zippeite

Formula: K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O

Locality: Unnamed U occurrence [2], Pozo, La Panza Mining District, La Panza Mountains, San Luis Obispo County, California, USA

Colour: Orange-yellow

Description: Occurs as crusts.

References:

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 332, 378, 391.

Gallery:

HgSⓘ Cinnabar

Cinnabar

Klau Mine, Klau Mine group, Adelaida, Adelaide Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Cinnabar

Klau Mine, Klau Mine group, Adelaida, Adelaide Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Cinnabar

Klau Mine, Klau Mine group, Adelaida, Adelaide Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Hg²⁺₃(SO₄)O₂ⓘ Schuetteite (TL)

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

Schuetteite

Oceanic Mine, Cambria, Cambria-Oceanic Mining District, Santa Lucia Mts, San Luis Obispo County, California, USA

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Copper	1.AA.05	Cu
ⓘ	Native Gold	1.AA.05	Au
ⓘ	Native Mercury	1.AD.05	Hg
Group 2 - Sulphides and Sulfosalts
ⓘ	Metacinnabar	2.CB.05a	HgS
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Millerite	2.CC.20	NiS
ⓘ	Cinnabar	2.CD.15a	HgS
ⓘ	Linnaeite	2.DA.05	Co²⁺Co³⁺₂S₄
ⓘ	Siegenite ?	2.DA.05	CoNi₂S₄
ⓘ	Stibnite	2.DB.05	Sb₂S₃
ⓘ	Pyrite	2.EB.05a	FeS₂
ⓘ	Marcasite	2.EB.10a	FeS₂
Group 3 - Halides
ⓘ	Halite	3.AA.20	NaCl
ⓘ	Calomel	3.AA.30	[Hg₂]²⁺Cl₂
Group 4 - Oxides and Hydroxides
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Hercynite	4.BB.05	Fe²⁺Al₂O₄
ⓘ	Magnesiochromite	4.BB.05	MgCr₂O₄
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Spinel	4.BB.05	MgAl₂O₄
ⓘ	Hercynite var. Picotite	4.BB.05	(Fe,Mg)(Al,Cr)₂O₄
ⓘ	Hausmannite	4.BB.10	Mn²⁺Mn³⁺₂O₄
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Quartz var. Agate	4.DA.05	SiO₂
ⓘ	var. Agate-Jasper	4.DA.05	SiO₂
ⓘ	var. Chalcedony	4.DA.05	SiO₂
ⓘ	var. Moss Agate	4.DA.05	SiO₂
ⓘ		4.DA.05	SiO₂
ⓘ	var. Nipomo Agate	4.DA.05	SiO₂
ⓘ	var. Carnelian	4.DA.05	SiO₂
ⓘ	var. Myrickite	4.DA.05	SiO₂
ⓘ	var. Sagenite (of Kunz)	4.DA.05	SiO₂
ⓘ	Opal	4.DA.10	SiO₂ · nH₂O
ⓘ	Tridymite	4.DA.10	SiO₂
ⓘ	Cristobalite	4.DA.15	SiO₂
ⓘ	Pyrolusite	4.DB.05	Mn⁴⁺O₂
ⓘ	Rutile	4.DB.05	TiO₂
ⓘ	Cervantite	4.DE.30	Sb³⁺Sb⁵⁺O₄
ⓘ	Stibiconite	4.DH.20	Sb³⁺Sb⁵⁺₂O₆(OH)
ⓘ	Uraninite	4.DL.05	UO₂
Group 5 - Nitrates and Carbonates
ⓘ	Calcite	5.AB.05	CaCO₃
ⓘ	Magnesite	5.AB.05	MgCO₃
ⓘ	Calcite var. Cave Onyx	5.AB.05	CaCO₃
ⓘ	Rhodochrosite	5.AB.05	MnCO₃
ⓘ	Dolomite	5.AB.10	CaMg(CO₃)₂
ⓘ	Aragonite	5.AB.15	CaCO₃
ⓘ	Hydromagnesite	5.DA.05	Mg₅(CO₃)₄(OH)₂ · 4H₂O
ⓘ	Zaratite	5.DA.15	Ni₃(CO₃)(OH)₄ · 4H₂O ?
ⓘ	Schröckingerite	5.EG.05	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘ	Thénardite	7.AD.25	Na₂SO₄
ⓘ	Baryte	7.AD.35	BaSO₄
ⓘ	Schuetteite (TL)	7.BB.40	Hg²⁺₃(SO₄)O₂
ⓘ	Hanksite	7.BD.30	Na₂₂K(SO₄)₉(CO₃)₂Cl
ⓘ	Bieberite	7.CB.35	Co²⁺(H₂O)₆(SO₄) · H₂O
ⓘ	Melanterite	7.CB.35	Fe²⁺(H₂O)₆(SO₄) · H₂O
ⓘ	Epsomite	7.CB.40	MgSO₄ · 7H₂O
ⓘ	Morenosite	7.CB.40	NiSO₄ · 7H₂O
ⓘ	Alunogen	7.CB.45	Al₂(SO₄)₃ · 17H₂O
ⓘ	Löweite	7.CC.45	Na₁₂Mg₇(SO₄)₁₃ · 15H₂O
ⓘ	Blödite	7.CC.50	Na₂Mg(SO₄)₂ · 4H₂O
ⓘ	Mirabilite	7.CD.10	Na₂SO₄ · 10H₂O
ⓘ	Gypsum	7.CD.40	CaSO₄ · 2H₂O
ⓘ	Bassanite	7.CD.45	Ca(SO₄) · 0.5H₂O
ⓘ	Zippeite	7.EC.05	K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O
ⓘ	Wulfenite	7.GA.05	Pb(MoO₄)
Group 8 - Phosphates, Arsenates and Vanadates
ⓘ	Erythrite	8.CE.40	Co₃(AsO₄)₂ · 8H₂O
ⓘ	Vivianite	8.CE.40	Fe²⁺Fe²⁺₂(PO₄)₂ · 8H₂O
ⓘ	Turquoise	8.DD.15	CuAl₆(PO₄)₄(OH)₈ · 4H₂O
ⓘ	Autunite	8.EB.05	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
Group 9 - Silicates
ⓘ	Lawsonite	9.BE.05	CaAl₂(Si₂O₇)(OH)₂ · H₂O
ⓘ	Epidote	9.BG.05a	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
ⓘ	Jadeite	9.DA.25	Na(Al,Fe³⁺)Si₂O₆
ⓘ	Tremolite	9.DE.10	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
ⓘ	Glaucophane	9.DE.25	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
ⓘ	Prehnite	9.DP.20	Ca₂Al₂Si₃O₁₀(OH)₂
ⓘ	Talc	9.EC.05	Mg₃Si₄O₁₀(OH)₂
ⓘ	Pyrophyllite	9.EC.10	Al₂Si₄O₁₀(OH)₂
ⓘ	Muscovite	9.EC.15	KAl₂(AlSi₃O₁₀)(OH)₂
ⓘ	Montmorillonite	9.EC.40	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
ⓘ	Volkonskoite	9.EC.40	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
ⓘ	Kaolinite	9.ED.05	Al₂(Si₂O₅)(OH)₄
ⓘ	Antigorite	9.ED.15	Mg₃(Si₂O₅)(OH)₄
ⓘ	Allophane	9.ED.20	(Al₂O₃)(SiO₂)_1.3-2 · 2.5-3H₂O
ⓘ	Neotocite	9.ED.20	(Mn,Fe)SiO₃ · H₂O (?)
ⓘ	Albite	9.FA.35	Na(AlSi₃O₈)
ⓘ	Natrolite	9.GA.05	Na₂Al₂Si₃O₁₀ · 2H₂O
ⓘ	Analcime	9.GB.05	Na(AlSi₂O₆) · H₂O
ⓘ	Laumontite	9.GB.10	CaAl₂Si₄O₁₂ · 4H₂O
ⓘ	Mordenite	9.GD.35	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Unclassified
ⓘ	'Chlorite Group'	-
ⓘ	'Clay minerals'	-
ⓘ	'Clinoptilolite Subgroup'	-	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
ⓘ	'Feldspar Group'	-
ⓘ	'Limonite'	-
ⓘ	'Moonstone' ?	-
ⓘ	'Phillipsite Subgroup'	-	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
ⓘ	'Psilomelane'	-
ⓘ	'Mica Group'	-
ⓘ	'Fayalite-Forsterite Series'	-
ⓘ	'Petroleum var. Bitumen'	-
ⓘ	'K Feldspar'	-
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄
ⓘ	'Apatite'	-	Ca₅(PO₄)₃A
ⓘ	'var. Carbonate-rich Apatite'	-	Ca₅(PO₄)₃(Cl/F/OH)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Allophane	(Al₂O₃)(SiO₂)_1.3-2 · 2.5-3H₂O
H	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
H	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
H	ⓘ Antigorite	Mg₃(Si₂O₅)(OH)₄
H	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
H	ⓘ Bassanite	Ca(SO₄) · 0.5H₂O
H	ⓘ Bieberite	Co²⁺(H₂O)₆(SO₄) · H₂O
H	ⓘ Blödite	Na₂Mg(SO₄)₂ · 4H₂O
H	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
H	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
H	ⓘ Epsomite	MgSO₄ · 7H₂O
H	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
H	ⓘ Glaucophane	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
H	ⓘ Gypsum	CaSO₄ · 2H₂O
H	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
H	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
H	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
H	ⓘ Lawsonite	CaAl₂(Si₂O₇)(OH)₂ · H₂O
H	ⓘ Löweite	Na₁₂Mg₇(SO₄)₁₃ · 15H₂O
H	ⓘ Melanterite	Fe²⁺(H₂O)₆(SO₄) · H₂O
H	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
H	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
H	ⓘ Morenosite	NiSO₄ · 7H₂O
H	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
H	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
H	ⓘ Neotocite	(Mn,Fe)SiO₃ · H₂O (?)
H	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
H	ⓘ Opal	SiO₂ · nH₂O
H	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
H	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
H	ⓘ Pyrophyllite	Al₂Si₄O₁₀(OH)₂
H	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
H	ⓘ Stibiconite	Sb³⁺Sb₂⁵⁺O₆(OH)
H	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
H	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
H	ⓘ Turquoise	CuAl₆(PO₄)₄(OH)₈ · 4H₂O
H	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
H	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
H	ⓘ Zaratite	Ni₃(CO₃)(OH)₄ · 4H₂O ?
H	ⓘ Zippeite	K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
H	ⓘ Apatite var. Carbonate-rich Apatite	Ca₅(PO₄)₃(Cl/F/OH)
C	Carbon
C	ⓘ Aragonite	CaCO₃
C	ⓘ Calcite	CaCO₃
C	ⓘ Dolomite	CaMg(CO₃)₂
C	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
C	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
C	ⓘ Magnesite	MgCO₃
C	ⓘ Calcite var. Cave Onyx	CaCO₃
C	ⓘ Rhodochrosite	MnCO₃
C	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
C	ⓘ Zaratite	Ni₃(CO₃)(OH)₄ · 4H₂O ?
O	Oxygen
O	ⓘ Quartz var. Agate	SiO₂
O	ⓘ Quartz var. Agate-Jasper	SiO₂
O	ⓘ Albite	Na(AlSi₃O₈)
O	ⓘ Allophane	(Al₂O₃)(SiO₂)_1.3-2 · 2.5-3H₂O
O	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
O	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
O	ⓘ Antigorite	Mg₃(Si₂O₅)(OH)₄
O	ⓘ Aragonite	CaCO₃
O	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
O	ⓘ Baryte	BaSO₄
O	ⓘ Bassanite	Ca(SO₄) · 0.5H₂O
O	ⓘ Bieberite	Co²⁺(H₂O)₆(SO₄) · H₂O
O	ⓘ Blödite	Na₂Mg(SO₄)₂ · 4H₂O
O	ⓘ Calcite	CaCO₃
O	ⓘ Cervantite	Sb³⁺Sb⁵⁺O₄
O	ⓘ Quartz var. Chalcedony	SiO₂
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
O	ⓘ Cristobalite	SiO₂
O	ⓘ Dolomite	CaMg(CO₃)₂
O	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
O	ⓘ Epsomite	MgSO₄ · 7H₂O
O	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
O	ⓘ Glaucophane	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
O	ⓘ Gypsum	CaSO₄ · 2H₂O
O	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
O	ⓘ Hausmannite	Mn²⁺Mn₂³⁺O₄
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Hercynite	Fe²⁺Al₂O₄
O	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
O	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
O	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
O	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
O	ⓘ Lawsonite	CaAl₂(Si₂O₇)(OH)₂ · H₂O
O	ⓘ Löweite	Na₁₂Mg₇(SO₄)₁₃ · 15H₂O
O	ⓘ Magnesite	MgCO₃
O	ⓘ Magnesiochromite	MgCr₂O₄
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Melanterite	Fe²⁺(H₂O)₆(SO₄) · H₂O
O	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
O	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
O	ⓘ Morenosite	NiSO₄ · 7H₂O
O	ⓘ Quartz var. Moss Agate	SiO₂
O	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
O	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
O	ⓘ Neotocite	(Mn,Fe)SiO₃ · H₂O (?)
O	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
O	ⓘ Calcite var. Cave Onyx	CaCO₃
O	ⓘ Opal	SiO₂ · nH₂O
O	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
O	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
O	ⓘ Pyrolusite	Mn⁴⁺O₂
O	ⓘ Pyrophyllite	Al₂Si₄O₁₀(OH)₂
O	ⓘ Quartz	SiO₂
O	ⓘ Rhodochrosite	MnCO₃
O	ⓘ Rutile	TiO₂
O	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
O	ⓘ Schuetteite	Hg₃²⁺(SO₄)O₂
O	ⓘ Spinel	MgAl₂O₄
O	ⓘ Stibiconite	Sb³⁺Sb₂⁵⁺O₆(OH)
O	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
O	ⓘ Thénardite	Na₂SO₄
O	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
O	ⓘ Tridymite	SiO₂
O	ⓘ Turquoise	CuAl₆(PO₄)₄(OH)₈ · 4H₂O
O	ⓘ Uraninite	UO₂
O	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
O	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
O	ⓘ Wulfenite	Pb(MoO₄)
O	ⓘ Zaratite	Ni₃(CO₃)(OH)₄ · 4H₂O ?
O	ⓘ Zippeite	K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O
O	ⓘ Quartz var. Nipomo Agate	SiO₂
O	ⓘ Fayalite-Forsterite Series
O	ⓘ Quartz var. Carnelian	SiO₂
O	ⓘ Hercynite var. Picotite	(Fe,Mg)(Al,Cr)₂O₄
O	ⓘ Quartz var. Myrickite	SiO₂
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
O	ⓘ Apatite	Ca₅(PO₄)₃A
O	ⓘ Apatite var. Carbonate-rich Apatite	Ca₅(PO₄)₃(Cl/F/OH)
O	ⓘ Quartz var. Sagenite (of Kunz)	SiO₂
F	Fluorine
F	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
F	ⓘ Apatite var. Carbonate-rich Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Na	Sodium
Na	ⓘ Albite	Na(AlSi₃O₈)
Na	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Na	ⓘ Blödite	Na₂Mg(SO₄)₂ · 4H₂O
Na	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
Na	ⓘ Glaucophane	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
Na	ⓘ Halite	NaCl
Na	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
Na	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Na	ⓘ Löweite	Na₁₂Mg₇(SO₄)₁₃ · 15H₂O
Na	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
Na	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Na	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Na	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Na	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Na	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
Na	ⓘ Thénardite	Na₂SO₄
Mg	Magnesium
Mg	ⓘ Antigorite	Mg₃(Si₂O₅)(OH)₄
Mg	ⓘ Blödite	Na₂Mg(SO₄)₂ · 4H₂O
Mg	ⓘ Dolomite	CaMg(CO₃)₂
Mg	ⓘ Epsomite	MgSO₄ · 7H₂O
Mg	ⓘ Glaucophane	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
Mg	ⓘ Hydromagnesite	Mg₅(CO₃)₄(OH)₂ · 4H₂O
Mg	ⓘ Löweite	Na₁₂Mg₇(SO₄)₁₃ · 15H₂O
Mg	ⓘ Magnesite	MgCO₃
Mg	ⓘ Magnesiochromite	MgCr₂O₄
Mg	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Mg	ⓘ Spinel	MgAl₂O₄
Mg	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
Mg	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Mg	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
Mg	ⓘ Fayalite-Forsterite Series
Mg	ⓘ Hercynite var. Picotite	(Fe,Mg)(Al,Cr)₂O₄
Al	Aluminium
Al	ⓘ Albite	Na(AlSi₃O₈)
Al	ⓘ Allophane	(Al₂O₃)(SiO₂)_1.3-2 · 2.5-3H₂O
Al	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
Al	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Al	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
Al	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Al	ⓘ Glaucophane	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
Al	ⓘ Hercynite	Fe²⁺Al₂O₄
Al	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Al	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Al	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Al	ⓘ Lawsonite	CaAl₂(Si₂O₇)(OH)₂ · H₂O
Al	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Al	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Al	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Al	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Al	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Al	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Al	ⓘ Pyrophyllite	Al₂Si₄O₁₀(OH)₂
Al	ⓘ Spinel	MgAl₂O₄
Al	ⓘ Turquoise	CuAl₆(PO₄)₄(OH)₈ · 4H₂O
Al	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
Al	ⓘ Hercynite var. Picotite	(Fe,Mg)(Al,Cr)₂O₄
Si	Silicon
Si	ⓘ Quartz var. Agate	SiO₂
Si	ⓘ Quartz var. Agate-Jasper	SiO₂
Si	ⓘ Albite	Na(AlSi₃O₈)
Si	ⓘ Allophane	(Al₂O₃)(SiO₂)_1.3-2 · 2.5-3H₂O
Si	ⓘ Analcime	Na(AlSi₂O₆) · H₂O
Si	ⓘ Antigorite	Mg₃(Si₂O₅)(OH)₄
Si	ⓘ Quartz var. Chalcedony	SiO₂
Si	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
Si	ⓘ Cristobalite	SiO₂
Si	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Si	ⓘ Glaucophane	◻Na₂(Mg₃Al₂)Si₈O₂₂(OH)₂
Si	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Si	ⓘ Kaolinite	Al₂(Si₂O₅)(OH)₄
Si	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Si	ⓘ Lawsonite	CaAl₂(Si₂O₇)(OH)₂ · H₂O
Si	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Si	ⓘ Quartz var. Moss Agate	SiO₂
Si	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
Si	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Si	ⓘ Neotocite	(Mn,Fe)SiO₃ · H₂O (?)
Si	ⓘ Natrolite	Na₂Al₂Si₃O₁₀ · 2H₂O
Si	ⓘ Opal	SiO₂ · nH₂O
Si	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Si	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Si	ⓘ Pyrophyllite	Al₂Si₄O₁₀(OH)₂
Si	ⓘ Quartz	SiO₂
Si	ⓘ Talc	Mg₃Si₄O₁₀(OH)₂
Si	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Si	ⓘ Tridymite	SiO₂
Si	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
Si	ⓘ Quartz var. Nipomo Agate	SiO₂
Si	ⓘ Fayalite-Forsterite Series
Si	ⓘ Quartz var. Carnelian	SiO₂
Si	ⓘ Quartz var. Myrickite	SiO₂
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
Si	ⓘ Quartz var. Sagenite (of Kunz)	SiO₂
P	Phosphorus
P	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
P	ⓘ Turquoise	CuAl₆(PO₄)₄(OH)₈ · 4H₂O
P	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
P	ⓘ Apatite	Ca₅(PO₄)₃A
P	ⓘ Apatite var. Carbonate-rich Apatite	Ca₅(PO₄)₃(Cl/F/OH)
S	Sulfur
S	ⓘ Alunogen	Al₂(SO₄)₃ · 17H₂O
S	ⓘ Baryte	BaSO₄
S	ⓘ Bassanite	Ca(SO₄) · 0.5H₂O
S	ⓘ Bieberite	Co²⁺(H₂O)₆(SO₄) · H₂O
S	ⓘ Blödite	Na₂Mg(SO₄)₂ · 4H₂O
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Cinnabar	HgS
S	ⓘ Epsomite	MgSO₄ · 7H₂O
S	ⓘ Gypsum	CaSO₄ · 2H₂O
S	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
S	ⓘ Linnaeite	Co²⁺Co₂³⁺S₄
S	ⓘ Löweite	Na₁₂Mg₇(SO₄)₁₃ · 15H₂O
S	ⓘ Marcasite	FeS₂
S	ⓘ Melanterite	Fe²⁺(H₂O)₆(SO₄) · H₂O
S	ⓘ Metacinnabar	HgS
S	ⓘ Millerite	NiS
S	ⓘ Mirabilite	Na₂SO₄ · 10H₂O
S	ⓘ Morenosite	NiSO₄ · 7H₂O
S	ⓘ Pyrite	FeS₂
S	ⓘ Pyrrhotite	Fe_1-xS
S	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
S	ⓘ Schuetteite	Hg₃²⁺(SO₄)O₂
S	ⓘ Siegenite	CoNi₂S₄
S	ⓘ Stibnite	Sb₂S₃
S	ⓘ Thénardite	Na₂SO₄
S	ⓘ Zippeite	K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O
Cl	Chlorine
Cl	ⓘ Calomel	[Hg₂]²⁺Cl₂
Cl	ⓘ Halite	NaCl
Cl	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
Cl	ⓘ Apatite var. Carbonate-rich Apatite	Ca₅(PO₄)₃(Cl/F/OH)
K	Potassium
K	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
K	ⓘ Hanksite	Na₂₂K(SO₄)₉(CO₃)₂Cl
K	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
K	ⓘ Muscovite	KAl₂(AlSi₃O₁₀)(OH)₂
K	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
K	ⓘ Zippeite	K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O
Ca	Calcium
Ca	ⓘ Aragonite	CaCO₃
Ca	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
Ca	ⓘ Bassanite	Ca(SO₄) · 0.5H₂O
Ca	ⓘ Calcite	CaCO₃
Ca	ⓘ Clinoptilolite Subgroup	(Na/Ca/K)_3-6[Al_6-7Si_29-30O₇₂] · 20H₂O
Ca	ⓘ Dolomite	CaMg(CO₃)₂
Ca	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Ca	ⓘ Gypsum	CaSO₄ · 2H₂O
Ca	ⓘ Laumontite	CaAl₂Si₄O₁₂ · 4H₂O
Ca	ⓘ Lawsonite	CaAl₂(Si₂O₇)(OH)₂ · H₂O
Ca	ⓘ Mordenite	(Na₂,Ca,K₂)₄(Al₈Si₄₀)O₉₆ · 28H₂O
Ca	ⓘ Montmorillonite	(Na,Ca)_0.33(Al,Mg)₂(Si₄O₁₀)(OH)₂ · nH₂O
Ca	ⓘ Calcite var. Cave Onyx	CaCO₃
Ca	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Ca	ⓘ Prehnite	Ca₂Al₂Si₃O₁₀(OH)₂
Ca	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
Ca	ⓘ Tremolite	◻Ca₂Mg₅(Si₈O₂₂)(OH)₂
Ca	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
Ca	ⓘ Apatite	Ca₅(PO₄)₃A
Ca	ⓘ Apatite var. Carbonate-rich Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Ti	Titanium
Ti	ⓘ Rutile	TiO₂
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Cr	ⓘ Magnesiochromite	MgCr₂O₄
Cr	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
Cr	ⓘ Hercynite var. Picotite	(Fe,Mg)(Al,Cr)₂O₄
Mn	Manganese
Mn	ⓘ Hausmannite	Mn²⁺Mn₂³⁺O₄
Mn	ⓘ Neotocite	(Mn,Fe)SiO₃ · H₂O (?)
Mn	ⓘ Pyrolusite	Mn⁴⁺O₂
Mn	ⓘ Rhodochrosite	MnCO₃
Fe	Iron
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Epidote	(CaCa)(AlAlFe³⁺)O[Si₂O₇][SiO₄](OH)
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Hercynite	Fe²⁺Al₂O₄
Fe	ⓘ Jadeite	Na(Al,Fe³⁺)Si₂O₆
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Marcasite	FeS₂
Fe	ⓘ Melanterite	Fe²⁺(H₂O)₆(SO₄) · H₂O
Fe	ⓘ Neotocite	(Mn,Fe)SiO₃ · H₂O (?)
Fe	ⓘ Pyrite	FeS₂
Fe	ⓘ Pyrrhotite	Fe_1-xS
Fe	ⓘ Vivianite	Fe²⁺Fe₂²⁺(PO₄)₂ · 8H₂O
Fe	ⓘ Volkonskoite	Ca_0.3(Cr,Mg,Fe)₂((Si,Al)₄O₁₀)(OH)₂ · 4H₂O
Fe	ⓘ Fayalite-Forsterite Series
Fe	ⓘ Hercynite var. Picotite	(Fe,Mg)(Al,Cr)₂O₄
Co	Cobalt
Co	ⓘ Bieberite	Co²⁺(H₂O)₆(SO₄) · H₂O
Co	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
Co	ⓘ Linnaeite	Co²⁺Co₂³⁺S₄
Co	ⓘ Siegenite	CoNi₂S₄
Ni	Nickel
Ni	ⓘ Millerite	NiS
Ni	ⓘ Morenosite	NiSO₄ · 7H₂O
Ni	ⓘ Siegenite	CoNi₂S₄
Ni	ⓘ Zaratite	Ni₃(CO₃)(OH)₄ · 4H₂O ?
Cu	Copper
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Native Copper	Cu
Cu	ⓘ Turquoise	CuAl₆(PO₄)₄(OH)₈ · 4H₂O
As	Arsenic
As	ⓘ Erythrite	Co₃(AsO₄)₂ · 8H₂O
Mo	Molybdenum
Mo	ⓘ Wulfenite	Pb(MoO₄)
Sb	Antimony
Sb	ⓘ Cervantite	Sb³⁺Sb⁵⁺O₄
Sb	ⓘ Stibiconite	Sb³⁺Sb₂⁵⁺O₆(OH)
Sb	ⓘ Stibnite	Sb₂S₃
Ba	Barium
Ba	ⓘ Baryte	BaSO₄
Ba	ⓘ Phillipsite Subgroup	(Ca_0.5,K,Na,Ba_0.5)_4-7[Al_4-7Si_12-9O₃₂] ^. 12H₂O
Au	Gold
Au	ⓘ Native Gold	Au
Hg	Mercury
Hg	ⓘ Calomel	[Hg₂]²⁺Cl₂
Hg	ⓘ Cinnabar	HgS
Hg	ⓘ Native Mercury	Hg
Hg	ⓘ Metacinnabar	HgS
Hg	ⓘ Schuetteite	Hg₃²⁺(SO₄)O₂
Pb	Lead
Pb	ⓘ Wulfenite	Pb(MoO₄)
U	Uranium
U	ⓘ Autunite	Ca(UO₂)₂(PO₄)₂ · 10-12H₂O
U	ⓘ Schröckingerite	NaCa₃(UO₂)(CO₃)₃(SO₄)F · 10H₂O
U	ⓘ Uraninite	UO₂
U	ⓘ Zippeite	K₃(UO₂)₄(SO₄)₂O₃(OH) · 3H₂O

Fossils

There are 160 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences

160

Youngest Fossil Listed

0.01 Ma (Pleistocene)

Oldest Fossil Listed

152 Ma (Late Jurassic)

Stratigraphic Units

Click here to view 15 stratigraphic units.

Fossils from Region

Click here to show the list.

Accepted Name	Hierarchy	Age
Margarites genus	Animalia : Mollusca : Gastropoda : Trochida : Margaritidae : *Margarites*	23.03 - 5.333 Ma Miocene
Bittium genus	Animalia : Mollusca : Gastropoda : Cerithiidae : *Bittium*	23.03 - 5.333 Ma Miocene
Calyptraea genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Calyptraeidae : *Calyptraea*	23.03 - 5.333 Ma Miocene
Perissitys genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Turbinellidae : *Perissitys*	83.5 - 66 Ma Late/Upper Cretaceous
Polinices genus	Animalia : Mollusca : Gastropoda : Littorinimorpha : Naticidae : *Polinices*	23.03 - 5.333 Ma Miocene
Crassispira genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Pseudomelatomidae : *Crassispira*	23.03 - 5.333 Ma Miocene
Forreria genus	Animalia : Mollusca : Gastropoda : Neogastropoda : Muricidae : *Forreria*	23.03 - 5.333 Ma Miocene
Glycymeris genus	Animalia : Mollusca : Bivalvia : Arcida : Glycymerididae : *Glycymeris*	23.03 - 5.333 Ma Miocene
Spisula genus	Animalia : Mollusca : Bivalvia : Venerida : Mactridae : *Spisula*	23.03 - 5.333 Ma Miocene
Squatina genus	Animalia : Chordata : Elasmobranchii : Squatiniformes : Squatinidae : *Squatina*	11.62 - 7.246 Ma Miocene
Isurus genus	Animalia : Chordata : Elasmobranchii : Lamniformes : Lamnidae : *Isurus*	11.62 - 7.246 Ma Miocene
Galeocerdo genus	Animalia : Chordata : Elasmobranchii : Carcharhiniformes : Carcharhinidae : *Galeocerdo*	11.62 - 7.246 Ma Miocene
Dasyatis genus	Animalia : Chordata : Elasmobranchii : Myliobatiformes : Dasyatidae : *Dasyatis*	11.62 - 7.246 Ma Miocene
Microgadus genus	Animalia : Chordata : Actinopteri : Gadiformes : Gadidae : *Microgadus*	2.588 - 0.0117 Ma Pleistocene
Mammalia class	Animalia : Chordata : Mammalia	2.588 - 0.0117 Ma Pleistocene
Cetacea order	Animalia : Chordata : Mammalia : Cetacea	0.3 - 0.012 Ma Pleistocene
Sirenia family	Animalia : Chordata : Mammalia : Sirenia	11.62 - 7.246 Ma Miocene
Dusisiren genus	Animalia : Chordata : Mammalia : Sirenia : Dugongidae : *Dusisiren*	11.608 - 3.6 Ma Neogene
Hydrodamalis genus	Animalia : Chordata : Mammalia : Sirenia : Dugongidae : *Hydrodamalis*	2.588 - 0.0117 Ma Pleistocene
Carnivora order	Animalia : Chordata : Mammalia : Carnivora	11.62 - 7.246 Ma Miocene
Scalopoides genus	Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : *Scalopoides*	20.43 - 15.97 Ma Miocene
Domnina genus	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : *Domnina*	23.03 - 5.333 Ma Miocene
Limnoecus genus	Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : *Limnoecus*	20.43 - 15.97 Ma Miocene
Felidae family	Animalia : Chordata : Mammalia : Carnivora : Felidae	23.03 - 5.333 Ma Miocene
Sciuridae family	Animalia : Chordata : Mammalia : Rodentia : Sciuridae	2.588 - 0.0117 Ma Pleistocene
Miospermophilus genus	Animalia : Chordata : Mammalia : Rodentia : Sciuridae : *Miospermophilus*	20.43 - 15.97 Ma Miocene
Leptodontomys genus	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : *Leptodontomys*	20.43 - 15.97 Ma Miocene
Leporidae family	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae	23.03 - 5.333 Ma Miocene
Archaeolagus genus	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : *Archaeolagus*	23.03 - 5.333 Ma Miocene
Merycoidodontidae family	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae	23.03 - 5.333 Ma Miocene
Camelidae family	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae	23.03 - 0.0117 Ma Cenozoic
Camelops genus	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : *Camelops*	2.588 - 0.0117 Ma Pleistocene
Protolabis genus	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : *Protolabis*	23.03 - 5.333 Ma Miocene
Ruminantia unranked clade	Animalia : Chordata : Mammalia : Artiodactyla : Ruminantia	23.03 - 5.333 Ma Miocene
Dromomerycinae subfamily	Animalia : Chordata : Mammalia : Artiodactyla : Palaeomerycidae : Dromomerycinae	23.03 - 5.333 Ma Miocene
Rakomeryx genus	Animalia : Chordata : Mammalia : Artiodactyla : Palaeomerycidae : *Rakomeryx*	20.43 - 15.97 Ma Miocene
Odontoceti suborder	Animalia : Chordata : Mammalia : Cetacea : Odontoceti	3.6 - 2.588 Ma Cenozoic
Delphinidae family	Animalia : Chordata : Mammalia : Cetacea : Delphinidae	0.3 - 0.012 Ma Pleistocene
Mysticeti suborder	Animalia : Chordata : Mammalia : Cetacea : Mysticeti	11.62 - 7.246 Ma Miocene
Balaenopteridae family	Animalia : Chordata : Mammalia : Cetacea : Balaenopteridae	3.6 - 2.588 Ma Cenozoic
Equidae family	Animalia : Chordata : Mammalia : Perissodactyla : Equidae	23.03 - 5.333 Ma Miocene
Archaeohippus genus	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Archaeohippus*	23.03 - 5.333 Ma Miocene
Dinohippus genus	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Dinohippus*	23.03 - 5.333 Ma Miocene
Equus genus	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Equus*	3.6 - 0.012 Ma Cenozoic
Hypohippus genus	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Hypohippus*	23.03 - 5.333 Ma Miocene
Parahippus genus	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : *Parahippus*	23.03 - 5.333 Ma Miocene
Chalicotheriidae family	Animalia : Chordata : Mammalia : Perissodactyla : Chalicotheriidae	23.03 - 5.333 Ma Miocene
Rhinocerotidae family	Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae	23.03 - 5.333 Ma Miocene
Mammuthus genus	Animalia : Chordata : Mammalia : Proboscidea : Elephantidae : *Mammuthus*	2.588 - 0.0117 Ma Pleistocene
Megalonychidae family	Animalia : Chordata : Mammalia : Pilosa : Megalonychidae	23.03 - 5.333 Ma Miocene
Archaeohippus ultimus species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Archaeohippus : *Archaeohippus ultimus*	23.03 - 5.333 Ma Miocene
Camelops hesternus species	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Camelops : *Camelops hesternus*	0.3 - 0.012 Ma Pleistocene
Bison antiquus species	Animalia : Chordata : Mammalia : Artiodactyla : Bovidae : Bison : *Bison antiquus*	2.588 - 0.0117 Ma Pleistocene
Pseudoblastomeryx advena species	Animalia : Chordata : Mammalia : Artiodactyla : Moschidae : Pseudoblastomeryx : *Pseudoblastomeryx advena*	23.03 - 5.333 Ma Miocene
Bison latifrons species	Animalia : Chordata : Mammalia : Artiodactyla : Bovidae : Bison : *Bison latifrons*	2.588 - 0.0117 Ma Pleistocene
Cuyamalagus dawsoni species	Animalia : Chordata : Mammalia : Lagomorpha : Ochotonidae : Cuyamalagus : *Cuyamalagus dawsoni*	20.43 - 15.97 Ma Miocene
Equus (Dolichohippus) simplicidens species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Equus : *Equus (Dolichohippus) simplicidens*	2.588 - 0.0117 Ma Pleistocene
Pronotolagus apachensis species	Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Pronotolagus : *Pronotolagus apachensis*	20.43 - 15.97 Ma Miocene
Paramylodon harlani species	Animalia : Chordata : Mammalia : Xenarthra : Mylodontidae : Paramylodon : *Paramylodon harlani*	0.3 - 0.012 Ma Pleistocene
Parapliohippus carrizoensis species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Parapliohippus : *Parapliohippus carrizoensis*	23.03 - 5.333 Ma Miocene
Merychippus stevensi species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Merychippus : *Merychippus stevensi*	23.03 - 5.333 Ma Miocene
Scaphohippus sumani species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Scaphohippus : *Scaphohippus sumani*	23.03 - 5.333 Ma Miocene
Merychyus elegans smithi subspecies	Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Merychyus : *Merychyus elegans smithi*	23.03 - 5.333 Ma Miocene
Texoceros altidens species	Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Texoceros : *Texoceros altidens*	23.03 - 5.333 Ma Miocene
Enhydra lutris species	Animalia : Chordata : Mammalia : Carnivora : Mustelidae : Enhydra : *Enhydra lutris*	0.3 - 0.012 Ma Pleistocene
Tanymykter brachyodontus species	Animalia : Chordata : Mammalia : Artiodactyla : Camelidae : Tanymykter : *Tanymykter brachyodontus*	23.03 - 5.333 Ma Miocene
Archaeohippus mourningi species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Archaeohippus : *Archaeohippus mourningi*	23.03 - 5.333 Ma Miocene
Dinohippus leardi species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Dinohippus : *Dinohippus leardi*	23.03 - 5.333 Ma Miocene
Harrymys magnus species	Animalia : Chordata : Mammalia : Rodentia : Heteromyidae : Harrymys : *Harrymys magnus*	20.43 - 15.97 Ma Miocene
Proheteromys sulculus species	Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Proheteromys : *Proheteromys sulculus*	20.43 - 15.97 Ma Miocene
Pliohippus tehonensis species	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Pliohippus : *Pliohippus tehonensis*	23.03 - 5.333 Ma Miocene
Pseudotheridomys cuyamensis species	Animalia : Chordata : Mammalia : Rodentia : Eomyidae : Pseudotheridomys : *Pseudotheridomys cuyamensis*	20.43 - 15.97 Ma Miocene
Tomarctus brevirostris species	Animalia : Chordata : Mammalia : Carnivora : Canidae : Tomarctus : *Tomarctus brevirostris*	23.03 - 5.333 Ma Miocene
Protomarctus optatus species	Animalia : Chordata : Mammalia : Carnivora : Canidae : Protomarctus : *Protomarctus optatus*	23.03 - 5.333 Ma Miocene
Testudininae subfamily	Animalia : Chordata : Reptilia : Testudines : Testudinidae : Testudininae	11.62 - 7.246 Ma Miocene
Hydrodamalis cuestae species	Animalia : Chordata : Mammalia : Sirenia : Dugongidae : Hydrodamalis : *Hydrodamalis cuestae*	3.6 - 2.588 Ma Cenozoic
Delphinoidea superfamily	Animalia : Chordata : Mammalia : Cetacea : Delphinoidea	11.62 - 7.246 Ma Miocene
Idiophyseter merriami species	Animalia : Chordata : Mammalia : Cetacea : Physeteridae : Idiophyseter : *Idiophyseter merriami*	15.97 - 13.82 Ma Miocene
Teleostei unranked clade	Animalia : Chordata : Actinopteri : Teleostei	11.62 - 7.246 Ma Miocene
Merycodontinae subfamily	Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Merycodontinae	11.62 - 7.246 Ma Miocene
Equinae subfamily	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Equinae	23.03 - 5.333 Ma Miocene
Hipparionini tribe	Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Hipparionini	11.62 - 7.246 Ma Miocene
Phyllostomidae family	Animalia : Chordata : Mammalia : Chiroptera : Phyllostomidae	20.43 - 15.97 Ma Miocene
Desmostylus hesperus species	Animalia : Chordata : Mammalia : Desmostylidae : Desmostylus : *Desmostylus hesperus*	30.8 - 5.333 Ma Cenozoic
Arctocephalus townsendi species	Animalia : Chordata : Mammalia : Carnivora : Otariidae : Arctocephalus : *Arctocephalus townsendi*	0.0117 - 0 Ma Quaternary
Pliopedia pacifica species	Animalia : Chordata : Mammalia : Carnivora : Odobenidae : Pliopedia : *Pliopedia pacifica*	5.333 - 3.6 Ma Neogene
Modiolus genus	Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : *Modiolus*	23.03 - 5.333 Ma Miocene
Mirounga angustirostris species	Animalia : Chordata : Mammalia : Carnivora : Phocidae : Mirounga : *Mirounga angustirostris*	0.0117 - 0 Ma Quaternary
Gavia concinna species	Animalia : Chordata : Aves : Gaviiformes : Gaviidae : Gavia : *Gavia concinna*	3.6 - 2.588 Ma Cenozoic
Nassarius (Demondia) californianus species	Animalia : Mollusca : Gastropoda : Neogastropoda : Nassariidae : Nassarius : *Nassarius (Demondia) californianus*	23.03 - 5.333 Ma Miocene
Leukoma genus	Animalia : Mollusca : Bivalvia : Venerida : Veneridae : *Leukoma*	23.03 - 5.333 Ma Miocene
Crepidula adunca species	Animalia : Mollusca : Gastropoda : Littorinimorpha : Calyptraeidae : Crepidula : *Crepidula adunca*	23.03 - 5.333 Ma Miocene
Turritella cooperi species	Animalia : Mollusca : Gastropoda : Turritellidae : Turritella : *Turritella cooperi*	23.03 - 5.333 Ma Miocene
Plesiosaurus hesternus species	Animalia : Chordata : Reptilia : Plesiosauridae : Plesiosaurus : *Plesiosaurus hesternus*	152.1 - 145 Ma Late Jurassic
Crassostrea titan species	Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Crassostrea : *Crassostrea titan*	11.608 - 3.6 Ma Neogene
Otariidae family	Animalia : Chordata : Mammalia : Carnivora : Otariidae	3.6 - 2.588 Ma Cenozoic
Tayassuinae subfamily	Animalia : Chordata : Mammalia : Artiodactyla : Tayassuidae : Tayassuinae	23.03 - 5.333 Ma Miocene
Cryptomya californica species	Animalia : Mollusca : Bivalvia : Pholadida : Myidae : Cryptomya : *Cryptomya californica*	23.03 - 5.333 Ma Miocene
Miltha genus	Animalia : Mollusca : Bivalvia : Lucinida : Lucinidae : *Miltha*	23.03 - 5.333 Ma Miocene
Lyropecten crassicardo species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Lyropecten : *Lyropecten crassicardo*	11.608 - 3.6 Ma Neogene
Nodipecten estrellanus species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Nodipecten : *Nodipecten estrellanus*	23.03 - 5.333 Ma Miocene
Myliobatoidea superfamily	Animalia : Chordata : Chondrichthyes : Myliobatiformes : Myliobatoidea	11.62 - 7.246 Ma Miocene
Albireo savagei species	Animalia : Chordata : Mammalia : Cetacea : Albireonidae : Albireo : *Albireo savagei*	3.6 - 2.588 Ma Cenozoic
Dosinia (Dosinia) ponderosa species	Animalia : Mollusca : Bivalvia : Veneroidei : Veneridae : Dosinia : *Dosinia (Dosinia) ponderosa*	23.03 - 5.333 Ma Miocene
Nodipecten cerrosensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Nodipecten : *Nodipecten cerrosensis*	3.6 - 2.588 Ma Cenozoic
Psammotreta (Leporimetis) obesa species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Psammotreta : *Psammotreta (Leporimetis) obesa*	23.03 - 5.333 Ma Miocene
Macoma nasuta species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma nasuta*	23.03 - 5.333 Ma Miocene
Solena (Eosolen) perrini species	Animalia : Mollusca : Bivalvia : Solenida : Solenidae : Eosolen : *Solena (Eosolen) perrini*	23.03 - 5.333 Ma Miocene
Macoma (Rexithaerus) indentata species	Animalia : Mollusca : Bivalvia : Cardiida : Tellinidae : Macoma : *Macoma (Rexithaerus) indentata*	23.03 - 5.333 Ma Miocene
Clavus (Clathrodrillia) coalingensis species	Animalia : Mollusca : Gastropoda : Neogastropoda : Drilliidae : Clathrodrillia : *Clavus (Clathrodrillia) coalingensis*	23.03 - 5.333 Ma Miocene
Turritella (Broderiptella) gonostoma species	Animalia : Mollusca : Gastropoda : Sorbeoconcha : Turritellidae : Turritella : *Turritella (Broderiptella) gonostoma*	23.03 - 5.333 Ma Miocene
Calicantharus fortis species	Animalia : Mollusca : Gastropoda : Siphonaliidae : Calicantharus : *Calicantharus fortis*	23.03 - 5.333 Ma Miocene
Pachycheles genus	Animalia : Arthropoda : Malacostraca : Decapoda : Porcellanidae : *Pachycheles*	0.0117 - 0 Ma Quaternary
Pseudosquilla adelaidensis species	Animalia : Arthropoda : Pseudosquillidae : Pseudosquilla : *Pseudosquilla adelaidensis*	15.97 - 11.608 Ma Miocene
Ambercyclus dilleri species	Animalia : Mollusca : Gastropoda : Eucyclidae : Ambercyclus : *Ambercyclus dilleri*	152.1 - 145 Ma Late Jurassic
Lyropecten miguelensis species	Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Lyropecten : *Lyropecten miguelensis*	30.8 - 20.43 Ma Cenozoic
Bembidion (Ochthedromus) davidae species	Animalia : Arthropoda : Insecta : Coleoptera : Carabidae : Bembidion : *Bembidion (Ochthedromus) davidae*	20.44 - 15.97 Ma Miocene
Anchura baptos species	Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Anchura : *Anchura baptos*	70.6 - 66 Ma Late/Upper Cretaceous
Sebastes rosae species	Animalia : Chordata : Actinopteri : Perciformes : Sebastidae : Sebastes : *Sebastes rosae*	5.333 - 2.588 Ma Cenozoic
Astrodapsis antiselli species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis antiselli*	23.03 - 5.333 Ma Miocene
Perognathinae subfamily	Animalia : Chordata : Mammalia : Rodentia : Heteromyidae : Perognathinae	20.43 - 15.97 Ma Miocene
Mammut pacificus species	Animalia : Chordata : Mammalia : Proboscidea : Mammutidae : Mammut : *Mammut pacificus*	2.588 - 0.0117 Ma Pleistocene
Calyptraea filosa species	Animalia : Mollusca : Gastropoda : Calyptraeidae : Calyptraea : *Calyptraea filosa*	23.03 - 5.333 Ma Miocene
Astrodapsis tumidus species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis tumidus*	23.03 - 5.333 Ma Miocene
Astrodapsis whitneyi species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis whitneyi*	11.608 - 5.333 Ma Miocene
Lytechinus milleri species	Animalia : Echinodermata : Echinoidea : Camarodonta : Toxopneustidae : Lytechinus : *Lytechinus milleri*	23.03 - 15.97 Ma Miocene
Astrodapsis altus species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis altus*	23.03 - 5.333 Ma Miocene
Astrodapsis cierboensis species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis cierboensis*	23.03 - 5.333 Ma Miocene
Astrodapsis margaritanus species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis margaritanus*	23.03 - 5.333 Ma Miocene
Astrodapsis ornatus species	Animalia : Echinodermata : Echinoidea : Clypeasteroida : Echinarachniidae : Astrodapsis : *Astrodapsis ornatus*	11.608 - 5.333 Ma Miocene

Fossil Localities

Click to show 43 fossil localities

USA

California
- San Luis Obispo County
  - Late Jurassic🐚 Oakley Ranch
  - Pleistocene🐚 Pecho Creek
  - Pleistocene🐚 Point San Luis
  - Cenozoic🐚 Port Harford
  - Miocene🐚 Quailwater Canyon
  - Pleistocene🐚 Salinas River Sand Site
  - Miocene🐚 San Luis
  - Miocene🐚 San Luis Obispo
  - Pleistocene🐚 San Miguel
  - Neogene🐚 Santa Margarita
  - Quaternary🐚 SLO-179
  - Quaternary🐚 SLO-2
  - Quaternary🐚 SLO-267
  - Miocene🐚 Suey Ranch
  - Miocene🐚 Templeton
  - Miocene🐚 USGS Cenozoic M2047 San Luis Obispo
  - Miocene🐚 USGS Cenozoic M2050 San Luis Obispo
  - Late/Upper Cretaceous🐚 USGS M5906
  - Miocene🐚 Vedder

Other Databases

Wikipedia:	https://en.wikipedia.org/wiki/San_Luis_Obispo_County,_California
Wikidata ID:	Q49014
GeoNames ID:	5392329

Localities in this Region

USA

California
- San Luis Obispo County

USA

California
- San Luis Obispo County

Other Regions, Features and Areas that Intersect

North AmericaContinent

Coast MountainsMountain Range

North America PlateTectonic Plate

Antler Foreland BasinBasin
Basin and Range BasinsBasin
California Coast RangesAccretionary Complex
Central Coastal BasinBasin
Franciscan DomainDomain

North America Plate

Great Valley BasinBasin
Great Valley DomainDomain
Salinia DomainDomain
Southern California Borderland BasinsBasin

Pacific OceanOcean

Pacific PlateTectonic Plate

USA

California
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Sierra NevadaMountain Range

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Angel, Myron (1883), History of San Luis Obispo Co., Oakland.

Angel, Myron (1890), Kern, Monterey, San Benito, San Luis Obispo, Santa Barbara, Tulare Counties: California Journal of Mines and Geology, California Mining Bureau (Report 10): 10: 219-226, 345-348, 515-517, 567-585, 595-599, 728-733.

Fairbanks, Harold W. (1894), Geology of northern Ventura, Santa Barbara, San Luis Obispo, Monterey and San Benito Counties: California Mining Bureau. Report 12: 493-526.

Fairbanks, Harold W. (1895), On analcite diabase from San Luis Obispo County, California: University of California, Department of Geological Science Bulletin: 1: 273-300.

Von Leicht, F. (1899), Cinnabar in San Luis Obispo County, California: Mining and Scientific Press: 78: 482

Mining and Scientific Press (1904), Cinnabar in San Luis Obispo County, California: Mining and Scientific Press: 89: 323

Arnold, Ralph & Harry R. Johnson (1909), Sodium sulphate in Soda Lake, Carriso Plain, San Luis Obispo County, California: USGS Bulletin 380: 369-371

Gale, Hoyt Stoddard (1914e), Sodium sulphate in the Carrizo Plain, San Luis Obispo County, California: USGS Bulletin 540: 428-433

Logan, Clarence August (1919), San Luis Obispo County: California Mining Bureau. Report 15: 674-726.

Franke, Herbert A. (1935a), Mines and mineral resources of San Luis Obispo County, California: California Division Mines (Report 31): 31(4): 402-461.

Eckel, Edwin Butt, R.G. Yates & A.E. Granger (1941), Quicksilver deposits in San Luis Obispo County and southwestern Monterey County, California: USGS Bulletin 922-R: 538

Smith, Clay Taylor & A.B. Griggs (1944), Chromite deposits near San Luis Obispo, San Luis Obispo County, California: USGS Bulletin 945-B: pp. i-iv, 23-44.

Smith, M.C. and Ricker, S. (1951) Chromite deposits: Sweetwater, Castro, Trinidad, New London and Hilltop mines, San Luis Obispo County, California. U.S. Bureau of Mines Report of Investigation 4783, 7 pp.

Berkholz, Mary Frances (1955), Aragonite crystals in San Luis Obispo County, California: Gems and Minerals, No. 212 (May 1955): 25-26

Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 282, 306.

Surdam, R.C. and Hall, C.A. (1968) Zeolitization of the Obispo formation, Coast Ranges of California. Geology Society of America Special Paper 101, abstract for 1966: 338

Surdam, R.C., Turner, D.L., and Hall, C.A. (1970) Distribution and genesis of suthigenic silicates in the Obispo formation. Geological Society of America Abstract, 2, No.2: 151-152

Ernst, W.G. and C.A. Hall (1975) Feldspathic geodes near Black Mountain, western San Luis Obispo County, California. American Mineralogist: 60: 1105-1112

Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.

California Regional Water Quality Control Board, Central Coast Region (1993) Surface Water Degradation by Inactive Metal Mines in Northwest San Luis Obispo County, California, December 1993: 6-8.

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