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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Pharmacosiderite from
Hårskoltan, Karlsøy, Troms og Finnmark, Norway


Locality type:Prospect
Classification
Species:Pharmacosiderite
Formula:KFe43+(AsO4)3(OH)4 · 6-7H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pharmacosiderite data
Locality Data:Click here to view Hårskoltan, Karlsøy, Troms og Finnmark, Norway
Data Identifiers
Mindat Occurrence Record ID:65845
Long-form Identifier:1:3:65845:4
GUID (UUID V4):0
References
 
and/or  
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