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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Wairakite from
Mount Rainier National Park, Washington, USA


Locality type:National Park
Classification
Species:Wairakite
Formula:Ca(Al2Si4O12) · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Wairakite data
Locality Data:Click here to view Mount Rainier National Park, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:192181
Long-form Identifier:1:3:192181:6
GUID (UUID V4):0
References
Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.
 
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