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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Riebeckite Root Name Group from
Pfennigbach gypsum mine, Puchberg am Schneeberg, Neunkirchen District, Lower Austria, Austria


Locality type:Mine
Classification
Species:'Riebeckite Root Name Group' (not an IMA approved species)
Formula:◻Na2(C32+Fe23+)(Si8O22)W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Riebeckite Root Name Group data
Locality Data:Click here to view Pfennigbach gypsum mine, Puchberg am Schneeberg, Neunkirchen District, Lower Austria, Austria
Data Identifiers
Mindat Occurrence Record ID:992194
Long-form Identifier:1:3:992194:8
GUID (UUID V4):0
References
Exel, Reinhard (1993) Die Mineralien und Erzlagerstätten Österreichs. Eigenverlag R. Exel. p.1-447.
 
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