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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Chalcopyrite from
19 Lachter adit, Wildemann, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany


Locality type:Adit
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view 19 Lachter adit, Wildemann, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:875267
Long-form Identifier:1:3:875267:3
GUID (UUID V4):0
References
Gröbner, J.; Hajek, W.; Junker, R.; Nikoleizig, J. (2011) Neue Mineralschätze des Harzes. Papierflieger Verlag. 127 pp.
 
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