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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Analcime from
Unnamed zeolite occurrence [3], Coyote Creek, Cochrane Ranch (Cochran Ranch) area, Cochrane Ranch (Cochran Ranch; Jackson Ranch), Morgan Hill, Santa Clara County, California, USA


Locality type:Occurrence
Classification
Species:Analcime
Formula:Na(AlSi2O6) · H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Analcime data
Locality Data:Click here to view Unnamed zeolite occurrence [3], Coyote Creek, Cochrane Ranch (Cochran Ranch) area, Cochrane Ranch (Cochran Ranch; Jackson Ranch), Morgan Hill, Santa Clara County, California, USA
Data Identifiers
Mindat Occurrence Record ID:667134
Long-form Identifier:1:3:667134:1
GUID (UUID V4):0
References
Kartchner, Wayne E. (1963), Minerals in Santa Clara County. Gems & Minerals, No. 308, May, 1963: 18
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 72
 
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