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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Chrome-Chalcedony from
Mount Regal mine, Mount Regal, Karratha, City of Karratha, Western Australia, Australia


Locality type:Mine
Classification
Species:Quartz var: Chrome-Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chrome-Chalcedony data
Locality Data:Click here to view Mount Regal mine, Mount Regal, Karratha, City of Karratha, Western Australia, Australia
Data Identifiers
Mindat Occurrence Record ID:848489
Long-form Identifier:1:3:848489:5
GUID (UUID V4):0
References
Fetherston, J. Michael; Stocklmayer, Susan M.; Stocklmayer, Vernon C. (2013) Gemstones of Western Australia. Mineral Resources Bulletin 25 (1st ed.). Geological Survey of Western Australia 306pp.
 
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