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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Parahopeite from
Glücksrad Mine, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany


Locality type:Mine
Classification
Species:Parahopeite
Formula:Zn3(PO4)2 · 4H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Parahopeite data
Locality Data:Click here to view Glücksrad Mine, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:76244
Long-form Identifier:1:3:76244:7
GUID (UUID V4):0
References
Wittern, A.; Schnorrer-Köhler, G. (1986) Die Minerale der Glücksrad-Halde bei Oberschulenberg / Harz [The minerals of the Glücksrad mine dump near Oberschulenberg / Harz]. Lapis, 11 (1). 9-18; 42
 
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