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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Siderite from
Sarfartoq carbonatite complex, Sarfartoq region, Isortoq Fjord (Søndre Isortoq), Qeqqata, Greenland


Locality type:Complex
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Sarfartoq carbonatite complex, Sarfartoq region, Isortoq Fjord (Søndre Isortoq), Qeqqata, Greenland
Data Identifiers
Mindat Occurrence Record ID:552425
Long-form Identifier:1:3:552425:9
GUID (UUID V4):0
References
Petersen, Ole V., Secher, Karsten (1993) The Minerals of Greenland. The Mineralogical Record, 24 (2) 1-67
 
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