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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Riomarinaite from
Steinerleinbach Quarry, Röhrnbach, Freyung-Grafenau District, Lower Bavaria, Bavaria, Germany


Locality type:Quarry
Classification
Species:Riomarinaite
Formula:Bi(SO4)(OH) · H2O
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Riomarinaite data
Locality Data:Click here to view Steinerleinbach Quarry, Röhrnbach, Freyung-Grafenau District, Lower Bavaria, Bavaria, Germany
Data Identifiers
Mindat Occurrence Record ID:602736
Long-form Identifier:1:3:602736:0
GUID (UUID V4):0
References
Habel, Martin (2009) Der Granodioritbruch der Fa. Josef Uhrma OHG, Steinerleinbach bei Röhrnbach [The granodiorite quarry of the company Josef Uhrma OHG, Steinerleinbach near Röhrnbach]. Mineralien Welt, 20 (2). p.66-86.
 
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