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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Millerite from
Germania coal mine, Marten, Dortmund, Arnsberg, North Rhine-Westphalia, Germany


Locality type:Colliery
Classification
Species:Millerite
Formula:NiS
Quality for species:Good crystals or rich for species - important (!)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Millerite data
Locality Data:Click here to view Germania coal mine, Marten, Dortmund, Arnsberg, North Rhine-Westphalia, Germany
Data Identifiers
Mindat Occurrence Record ID:104642
Long-form Identifier:1:3:104642:7
GUID (UUID V4):0
Nearest other occurrences of Millerite
7.6km (4.7 miles) ⓘMinister Stein coal mine, Dortmund, Arnsberg, North Rhine-Westphalia, Germany
10.0km (6.2 miles) ⓘFriedrich der Große coal mine, Horsthausen, Herne, Arnsberg, North Rhine-Westphalia, Germany
10.0km (6.2 miles) ⓘMinister Achenbach coal mine, Brambauer, Lünen, Unna, Arnsberg, North Rhine-Westphalia, Germany
12.8km (8.0 miles) ⓘJulia coal mine, Baukau, Herne, Arnsberg, North Rhine-Westphalia, Germany
14.3km (8.9 miles) ⓘHannover coal mine, Hordel, Bochum, Arnsberg, North Rhine-Westphalia, Germany
15.2km (9.5 miles) ⓘGeneral Blumenthal coal mine, Recklinghausen, Recklinghausen, Münster, North Rhine-Westphalia, Germany
16.7km (10.4 miles) ⓘUnser Fritz coal mine, Wanne, Wanne-Eickel, Herne, Arnsberg, North Rhine-Westphalia, Germany
17.0km (10.5 miles) ⓘEwald coal mine, Herten, Recklinghausen, Münster, North Rhine-Westphalia, Germany
18.2km (11.3 miles) ⓘConsolidation coal mine, Schalke, Gelsenkirchen, Münster, North Rhine-Westphalia, Germany
19.6km (12.2 miles) ⓘDonnerkuhle quarry, Hagen, Arnsberg, North Rhine-Westphalia, Germany
References
Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.
 
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