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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Jasper from
Unnamed Gemstone occurrence [2], Jubilee Pass, Black Mountains, Amargosa Range, Inyo County, California, USA


Locality type:Occurrence
Classification
Type:Jasper
Comments:Occurs as pebbles.
Colour:Red
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Jasper data
Locality Data:Click here to view Unnamed Gemstone occurrence [2], Jubilee Pass, Black Mountains, Amargosa Range, Inyo County, California, USA
Data Identifiers
Mindat Occurrence Record ID:675892
Long-form Identifier:1:3:675892:9
GUID (UUID V4):0
References
Symons, Henry Heilbronner (1940), Quartz gem stones of California: Rocks & Minerals: 15: 41
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 317.
 
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