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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Sericite from
Tres Amigos Mine (White Gold #3 Mine), Oro Blanco area mines (Oro Blanco Mine group), Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz County, Arizona, USA


Locality type:Mine
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Tres Amigos Mine (White Gold #3 Mine), Oro Blanco area mines (Oro Blanco Mine group), Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:258353
Long-form Identifier:1:3:258353:2
GUID (UUID V4):0
Nearest other occurrences of Sericite
0.4km (0.2 miles) ⓘSmuggler Gulch Mine group (Smuggler Mine group), Smuggler Gulch, Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz County, Arizona, USA
3.1km (1.9 miles) ⓘMargarita Mine group, Ruby, Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz County, Arizona, USA
4.5km (2.8 miles) ⓘRubiana Mine group, Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz County, Arizona, USA
4.9km (3.1 miles) ⓘBrick Mine, Bartlett Mountain, Oro Blanco Mining District (Ruby Mining District), Oro Blanco Mountains, Santa Cruz County, Arizona, USA
24.9km (15.4 miles) ⓘUnnamed Cu prospect (2), San Cayetano Mining District, San Cayetano Mountains, Santa Cruz County, Arizona, USA
27.0km (16.8 miles) ⓘCerro Colorado Mine (Heintzelman Mine; Silver Queen Mine), Cerro Colorado Mining District, Cerro Colorado Mountains, Pima County, Arizona, USA
27.9km (17.3 miles) ⓘGood Enough claims Nos. 1 and 2, Good Enough Mine group (Zappia claims; Soto and Esperanza groups), Las Guijas area, Las Guijas Mountains, Arivaca Mining District (Las Guijas Mining District), Las Guijas & San Luis Mountains, Pima County, Arizona, USA
29.2km (18.2 miles) ⓘLas Guijas Mine group (Immense Lode; Grand Lode; General Electric Mine; General Electric group of claims; Obregon claims; Black Gold group), Las Guijas Mountains, Arivaca Mining District (Las Guijas Mining District), Las Guijas & San Luis Mountains, Pima County, Arizona, USA
42.3km (26.3 miles) ⓘJersey Girl Mine (Jersey Girl prospect), Toluachi group of claims (Toluachi group; Bonanza tunnel; Tennantite claim), Salero area, Tyndall Mining District, Santa Cruz County, Arizona, USA
44.9km (27.9 miles) ⓘElephant Head group of claims (Tremaine-Daniels group), Tyndall Mining District, Santa Cruz County, Arizona, USA
References
Wilson, et al (1934)(revised 1967): 190-191
 
and/or  
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