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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Calcite from
A. O. prospect, Mount General (Mt General), Hinkley, Barstow Mining District, San Bernardino County, California, USA


02711230017367038309362.jpg
Calcite, etc.

A. O. prospect, Mount General, Hinkley, Barstow Mining District, San Bernardino County, California, USA
07346870017367038296383.jpg
Calcite, etc.

A. O. prospect, Mount General, Hinkley, Barstow Mining District, San Bernardino County, California, USA
04603230017272095237686.jpg
Calcite, etc.

A. O. prospect, Mount General, Hinkley, Barstow Mining District, San Bernardino County, California, USA
07346870017367038296383.jpg
Calcite, etc.

A. O. prospect, Mount General, Hinkley, Barstow Mining District, San Bernardino County, California, USA
04603230017272095237686.jpg
Calcite, etc.

A. O. prospect, Mount General, Hinkley, Barstow Mining District, San Bernardino County, California, USA
07346870017367038296383.jpg
Calcite, etc.

A. O. prospect, Mount General, Hinkley, Barstow Mining District, San Bernardino County, California, USA
Locality type:Prospect
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz2
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view A. O. prospect, Mount General (Mt General), Hinkley, Barstow Mining District, San Bernardino County, California, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:978573
Long-form Identifier:1:3:978573:1
GUID (UUID V4):0
References
R.M. Housley and R.E. Reynolds (2002) Mineralogical Survey of the Mount General Area. Abstracts from the 2002 Desert Symposium. California State University, Desert Studies Consortium pp61-63
 
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