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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Chadwickite from
Sophia Mine, Böckelsbach valley, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany


Locality type:Mine
Classification
Species:Chadwickite
Formula:(UO2)[HAsO3]
Confirmation
Validity:Valid - Type Locality
Data
Mineral Data:Click here to view Chadwickite data
Locality Data:Click here to view Sophia Mine, Böckelsbach valley, Wittichen, Schenkenzell, Rottweil, Freiburg Region, Baden-Württemberg, Germany
Data Identifiers
Mindat Occurrence Record ID:69878
Long-form Identifier:1:3:69878:0
GUID (UUID V4):0
References
Walenta, Kurt (1998) Neue Mineralfunde aus dem Schwarzwald (7. Folge, 1.Teil) [New mineral finds from the Black Forest (Episode 7, Part 1)]. Lapis, 23 (11). 35-39
Jambor, J.L., Pertsev, N.N., Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 1195-1198.
Markl, G. & Slotta, C. (2011) Die Uranmineralien des Lagerstättenreviers Wittichen im mittleren Schwarzwald. Lapis: 36(3): 25-37; 54.
 
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