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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Strengite from
Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland


Locality type:Pegmatite
Classification
Species:Strengite
Formula:FePO4 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Strengite data
Locality Data:Click here to view Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland
Data Identifiers
Mindat Occurrence Record ID:54758
Long-form Identifier:1:3:54758:3
GUID (UUID V4):0
References
Sandström, Frej, Lahti, Seppo I. (2009) Viitaniemipegmatiten i Eräjärvi, Orivesi, Finland. Litofilen. Medlemsblad för Västerås AmatörGeologiska Sällskap, 26 (1) 11-38
 
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