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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Tourmaline from
Dongping Mn deposit, Tiandeng Co., Chongzuo, Guangxi, China


Locality type:Deposit
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Dongping Mn deposit, Tiandeng Co., Chongzuo, Guangxi, China
Data Identifiers
Mindat Occurrence Record ID:736114
Long-form Identifier:1:3:736114:2
GUID (UUID V4):0
References
Shouquan Zhu (2001): Geology and Prospecting 37(2), 58-61
 
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