Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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San Gabriel Canyon, Los Angeles County, California, USAi
Regional Level Types
San Gabriel CanyonCanyon
Los Angeles CountyCounty
CaliforniaState
USACountry

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01441500017272010942868.jpg
Looking southward in San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
07489970017272010954462.jpg
Outcrop of Precambrian metavolcanics and metasediments, San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
00254830017272010979592.jpg
Porphyritic rhyolite close-up, San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
01441500017272010942868.jpg
Looking southward in San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
07489970017272010954462.jpg
Outcrop of Precambrian metavolcanics and metasediments, San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
00254830017272010979592.jpg
Porphyritic rhyolite close-up, San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
01441500017272010942868.jpg
Looking southward in San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
07489970017272010954462.jpg
Outcrop of Precambrian metavolcanics and metasediments, San Gabriel Canyon

San Gabriel Canyon, Los Angeles County, California, USA
Latitude & Longitude (WGS84):
34° 9' 39'' North , 117° 54' 28'' West
Latitude & Longitude (decimal):
34.16083,-117.90778
GRN:
N23W70
Type:
Canyon
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Azusa49,690 (2017)3.0km
Glendora52,009 (2017)4.8km
Citrus10,866 (2011)5.3km
Bradbury1,089 (2017)6.0km
Irwindale1,437 (2017)6.5km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Monrovia Rock Hounds Inc.Monrovia, California9km
Mineralogical Society of Southern CaliforniaPasadena, California22km
Pasadena Lapidary SocietyPasadena, California22km
Whittier Gem and Mineral Society, Inc.Whittier, California23km
North Orange County Gem & Mineral SocietyLa Habra, California26km
Mindat Locality ID:
3496
Long-form identifier:
mindat:1:2:3496:1
GUID (UUID V4):
0


A steep-sided canyon located north of Azusa.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

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

7 valid minerals.

Detailed Mineral List:

ⓘ Acanthite
Formula: Ag2S
Description: Also occurs with unspecified arsenates.
ⓘ Annabergite
Formula: Ni3(AsO4)2 · 8H2O
ⓘ Baryte
Formula: BaSO4
Description: Principal gangue mineral.
ⓘ Erythrite
Formula: Co3(AsO4)2 · 8H2O
Description: Occurs as coatings.
ⓘ Native Silver
Formula: Ag
ⓘ Pharmacolite
Formula: Ca(HAsO4) · 2H2O
ⓘ Skutterudite
Formula: CoAs3
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
ⓘ 'Wad'
ⓘ 'Wad var. Cobalt-bearing Wad'

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘAcanthite2.BA.35Ag2S
ⓘSkutterudite2.EC.05CoAs3
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
ⓘAnnabergite8.CE.40Ni3(AsO4)2 · 8H2O
ⓘErythrite8.CE.40Co3(AsO4)2 · 8H2O
ⓘPharmacolite8.CJ.50Ca(HAsO4) · 2H2O
Unclassified
ⓘ'Wad'-
ⓘ'var. Cobalt-bearing Wad'-

List of minerals for each chemical element

HHydrogen
Hⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Hⓘ ErythriteCo3(AsO4)2 · 8H2O
Hⓘ PharmacoliteCa(HAsO4) · 2H2O
OOxygen
Oⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Oⓘ BaryteBaSO4
Oⓘ ErythriteCo3(AsO4)2 · 8H2O
Oⓘ PharmacoliteCa(HAsO4) · 2H2O
SSulfur
Sⓘ AcanthiteAg2S
Sⓘ BaryteBaSO4
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
CaCalcium
Caⓘ PharmacoliteCa(HAsO4) · 2H2O
CoCobalt
Coⓘ ErythriteCo3(AsO4)2 · 8H2O
Coⓘ SkutteruditeCoAs3
NiNickel
Niⓘ AnnabergiteNi3(AsO4)2 · 8H2O
CuCopper
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
AsArsenic
Asⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Asⓘ ErythriteCo3(AsO4)2 · 8H2O
Asⓘ PharmacoliteCa(HAsO4) · 2H2O
Asⓘ SkutteruditeCoAs3
AgSilver
Agⓘ AcanthiteAg2S
Agⓘ Native SilverAg
SbAntimony
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
BaBarium
Baⓘ BaryteBaSO4

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America Plate
Pacific PlateTectonic Plate
USA

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