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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Magnetite from
Granodiorite quarry, Tianjinghu, Tongling, Anhui, China


Locality type:Quarry
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Granodiorite quarry, Tianjinghu, Tongling, Anhui, China
Data Identifiers
Mindat Occurrence Record ID:440511
Long-form Identifier:1:3:440511:5
GUID (UUID V4):0
References
Qin Xinlong, Du Yangsong, Lee, H.K., Yin Jingwu, and Guo Xifeng (2003): Chinese Science Bulletin 48(23), 2626-2634.
 
and/or  
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