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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Ramsbeckite from
Vereinigte Glückauf Mine, Velbert, Mettmann, Düsseldorf, North Rhine-Westphalia, Germany


Locality type:Mine
Classification
Species:Ramsbeckite
Formula:(Cu,Zn)15(SO4)4(OH)22 · 6H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ramsbeckite data
Locality Data:Click here to view Vereinigte Glückauf Mine, Velbert, Mettmann, Düsseldorf, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:180602
Long-form Identifier:1:3:180602:1
GUID (UUID V4):0
References
Schnorrer-Köhler, Günther (1988) Der Niederbergische Erzbezirk des Werdener Bergreviers in Nordrhein-Westfalen [The Niederbergische Erzbezirk of the Werden mining area in North Rhine-Westphalia]. Lapis, 13 (1) 11-35
 
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