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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Silicosmirnovskite from
Lovozero Massif, Murmansk Oblast, Russia


Locality type:Massif
Classification
Species:'Silicosmirnovskite' (not an IMA approved species)
Formula:(Th,Ln,Ca)3(Si,P)4(O,OH)16 · 4H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Silicosmirnovskite data
Locality Data:Click here to view Lovozero Massif, Murmansk Oblast, Russia
Data Identifiers
Mindat Occurrence Record ID:40656
Long-form Identifier:1:3:40656:9
GUID (UUID V4):0
References
Clark, A. M. (1993) Hey's Mineral Index - Mineral Species, Varieties and Synonyms (3rd ed.). Natural History Museum.
 
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