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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Polianite from
Mugui Mine, Guiping Co., Guigang, Guangxi, China


Locality type:Mine
Classification
Species:Pyrolusite var: Polianite
Formula:morphological variety
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Polianite data
Locality Data:Click here to view Mugui Mine, Guiping Co., Guigang, Guangxi, China
Data Identifiers
Mindat Occurrence Record ID:748686
Long-form Identifier:1:3:748686:9
GUID (UUID V4):0
References
Shouquan Zhu (1992): Geology and Prospecting 28(2), 19-21
 
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