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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Epidote from
Mineral Hill Mines (Azurite group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA


Locality type:Mine
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Mineral Hill Mines (Azurite group; Old Azurite Mine; Copper Glance Mine), Mineral Hill, Mission complex, San Xavier, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:537141
Long-form Identifier:1:3:537141:9
GUID (UUID V4):0
Nearest other occurrences of Epidote
1.7km (1.1 miles) ⓘSan Xavier Mine (San Xavier Mine shaft), Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
3.5km (2.2 miles) ⓘProsperity Mine group (Helmet Peak group; Helmet Peak Mine; Prosperity claims), Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
11.2km (6.9 miles) ⓘTwin Buttes Mine, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
11.2km (7.0 miles) ⓘSenator Morgan Mine group, Twin Buttes, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
13.8km (8.6 miles) ⓘEsperanza Mine [new], Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
13.8km (8.6 miles) ⓘSierrita Mine, Batamote Hills, Pima Mining District, Sierrita Mountains, Pima County, Arizona, USA
17.7km (11.0 miles) ⓘSaginaw Mine, Amole Mine group, Saginaw Hill, Amole Mining District, Tucson Mountains, Pima County, Arizona, USA
19.4km (12.1 miles) ⓘBlack Dike Mine (Black Dike group; Black Dike claim; Black Dike deposit; Black Dyke Mine; Big Dike; Bobson group; Big Dike Apex & Ajax), Papago Mining District (Sierrita Mining District), Sierrita Mountains, Pima County, Arizona, USA
20.0km (12.4 miles) ⓘUnnamed Mn prospect, Papago Mining District (Sierrita Mining District), Sierrita Mountains, Pima County, Arizona, USA
27.1km (16.8 miles) ⓘTucson Mountains, Pima County, Arizona, USA
References
MRDS database Dep. ID file #10039575, RDS D #M050359.
 
and/or  
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