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Cedar Mountain Mining District, Alameda County, California, USAi
Regional Level Types
Cedar Mountain Mining DistrictMining District
Alameda CountyCounty
CaliforniaState
USACountry

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04617950017272091849749.jpg
Zaratite

Mendenhall No. 1 Mine, Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
04617950017272091849749.jpg
Zaratite

Mendenhall No. 1 Mine, Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
04617950017272091849749.jpg
Zaratite

Mendenhall No. 1 Mine, Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA
Latitude & Longitude (WGS84):
37° North , 121° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~48km
GRN:
N26W69
Type:
Mining District
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
212554
Long-form identifier:
mindat:1:2:212554:4
GUID (UUID V4):
0


A magnesite-Mn-Cr mining area located on and around Cedar Mountain, SE of Mendenhall Springs and S of the Livermore Valley.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

12 valid minerals.

Rock Types Recorded


Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Albite
Formula: Na(AlSi3O8)
ⓘ Antigorite
Formula: Mg3(Si2O5)(OH)4
ⓘ Chromite
Formula: Fe2+Cr3+2O4
Localities: Reported from at least 9 localities in this region.
Description: Occurs as massive material in many local mines.
ⓘ Chrysotile
Formula: Mg3(Si2O5)(OH)4
ⓘ Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
ⓘ Clinochlore var. Chromium-bearing Clinochlore
Formula: Mg5(Al,Cr)2Si3O10(OH)8
ⓘ Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
Description: Occurs as narrow veins in serpentine; minute crystals.
ⓘ Magnesiochromite
Formula: MgCr2O4
ⓘ Magnesite
Formula: MgCO3
Localities: Reported from at least 6 localities in this region.
ⓘ 'Manganese Oxides'
ⓘ 'Psilomelane'
ⓘ Pyrolusite
Formula: Mn4+O2
ⓘ Quartz
Formula: SiO2
ⓘ Rhodochrosite
Formula: MnCO3
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Uvarovite
Formula: Ca3Cr3+2(SiO4)3

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnesiochromite4.BB.05MgCr2O4
ⓘQuartz4.DA.05SiO2
ⓘPyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
ⓘMagnesite5.AB.05MgCO3
ⓘRhodochrosite5.AB.05MnCO3
ⓘHydromagnesite5.DA.05Mg5(CO3)4(OH)2 · 4H2O
Group 9 - Silicates
ⓘChrysotile9.00.Mg3(Si2O5)(OH)4
ⓘUvarovite9.AD.25Ca3Cr3+2(SiO4)3
ⓘClinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
ⓘvar. Chromium-bearing Clinochlore9.EC.55Mg5(Al,Cr)2Si3O10(OH)8
ⓘAntigorite9.ED.15Mg3(Si2O5)(OH)4
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Psilomelane'-
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4
ⓘ'Manganese Oxides'-

List of minerals for each chemical element

HHydrogen
Hⓘ AntigoriteMg3(Si2O5)(OH)4
Hⓘ ChrysotileMg3(Si2O5)(OH)4
Hⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Hⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Hⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Cⓘ MagnesiteMgCO3
Cⓘ RhodochrositeMnCO3
OOxygen
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ AntigoriteMg3(Si2O5)(OH)4
Oⓘ ChrysotileMg3(Si2O5)(OH)4
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Oⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Oⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Oⓘ MagnesiteMgCO3
Oⓘ MagnesiochromiteMgCr2O4
Oⓘ PyrolusiteMn4+O2
Oⓘ QuartzSiO2
Oⓘ RhodochrositeMnCO3
Oⓘ UvaroviteCa3Cr23+(SiO4)3
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
MgMagnesium
Mgⓘ AntigoriteMg3(Si2O5)(OH)4
Mgⓘ ChrysotileMg3(Si2O5)(OH)4
Mgⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Mgⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Mgⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Mgⓘ MagnesiteMgCO3
Mgⓘ MagnesiochromiteMgCr2O4
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Alⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
SiSilicon
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ AntigoriteMg3(Si2O5)(OH)4
Siⓘ ChrysotileMg3(Si2O5)(OH)4
Siⓘ ClinochloreMg5Al(AlSi3O10)(OH)8
Siⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Siⓘ QuartzSiO2
Siⓘ UvaroviteCa3Cr23+(SiO4)3
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
CaCalcium
Caⓘ UvaroviteCa3Cr23+(SiO4)3
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ Clinochlore var. Chromium-bearing ClinochloreMg5(Al,Cr)2Si3O10(OH)8
Crⓘ MagnesiochromiteMgCr2O4
Crⓘ UvaroviteCa3Cr23+(SiO4)3
MnManganese
Mnⓘ PyrolusiteMn4+O2
Mnⓘ RhodochrositeMnCO3
FeIron
Feⓘ ChromiteFe2+Cr23+O4

Localities in this Region

USA
USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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