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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Gypsum from
Maoniuping Mine, Mianning County, Liangshan Yi, Sichuan, China


Locality type:Mine
Classification
Species:Gypsum
Formula:CaSO4 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gypsum data
Locality Data:Click here to view Maoniuping Mine, Mianning County, Liangshan Yi, Sichuan, China
Data Identifiers
Mindat Occurrence Record ID:439581
Long-form Identifier:1:3:439581:2
GUID (UUID V4):0
References
Xu Jiuhua, Xie Yuling, Li Jianping, and Hou Zengqian (2001): Progress in Natural Science 11(11), 833-837.
 
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