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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Rhomboclase from
Ore dumps, Richelsdorf Smelter, Süß, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany


Locality type:Mine Dump
Classification
Species:Rhomboclase
Formula:(H5O2)Fe3+(SO4)2 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Rhomboclase data
Locality Data:Click here to view Ore dumps, Richelsdorf Smelter, Süß, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany
Data Identifiers
Mindat Occurrence Record ID:401334
Long-form Identifier:1:3:401334:1
GUID (UUID V4):0
References
Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.
 
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