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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Tremolite from
Höllgraben, Glashütten, Bad Schwanberg, Deutschlandsberg District, Styria, Austria


Classification
Species:Tremolite
Formula:◻Ca2Mg5(Si8O22)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tremolite data
Locality Data:Click here to view Höllgraben, Glashütten, Bad Schwanberg, Deutschlandsberg District, Styria, Austria
Data Identifiers
Mindat Occurrence Record ID:540409
Long-form Identifier:1:3:540409:4
GUID (UUID V4):0
References
Postl, W. & Bojar, H.-P. (2008)
 
and/or  
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