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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Digenite from
California State Gem Mine, Santa Rita Peak, San Benito County, California, USA


03616570017362174944187.jpg
Digenite, etc.

California State Gem Mine, Santa Rita Peak, San Benito County, California, USA
03616570017362174944187.jpg
Digenite, etc.

California State Gem Mine, Santa Rita Peak, San Benito County, California, USA
03616570017362174944187.jpg
Digenite, etc.

California State Gem Mine, Santa Rita Peak, San Benito County, California, USA
Locality type:Mine
Classification
Species:Digenite
Formula:Cu9S5
Comments:Occurs as small crystals to 9.5 mm.
Habit:Equant with poorly developed faces.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Benitoite
Natrolite
Neptunite
Associated Minerals Based on Photo Data:
Neptunite5
Benitoite4
Natrolite4
Joaquinite-(Ce)1
Data
Mineral Data:Click here to view Digenite data
Locality Data:Click here to view California State Gem Mine, Santa Rita Peak, San Benito County, California, USA
Data Identifiers
Mindat Occurrence Record ID:4506
Long-form Identifier:1:3:4506:3
GUID (UUID V4):0
References
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 169
Wise, William S., Gill, Robert H. (1977) Minerals of the Benitoite Gem Mine. The Mineralogical Record, 8 (6) Tucson. 442-452
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
 
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