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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Gersdorffite from
Holzappel Mine, Holzappel, Diez, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Gersdorffite
Formula:NiAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gersdorffite data
Locality Data:Click here to view Holzappel Mine, Holzappel, Diez, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:174682
Long-form Identifier:1:3:174682:2
GUID (UUID V4):0
Nearest other occurrences of Gersdorffite
11.2km (7.0 miles) ⓘPfingstwiese Mine, Bad Ems, Bad Ems-Nassau, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
12.3km (7.6 miles) ⓘMercur Mine, Bad Ems, Bad Ems-Nassau, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
12.3km (7.6 miles) ⓘNeuhoffnung Mine, Bad Ems, Bad Ems-Nassau, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
15.1km (9.4 miles) ⓘSchöne Aussicht Mine, Dernbach, Wirges, Westerwaldkreis, Rhineland-Palatinate, Germany
15.8km (9.8 miles) ⓘFriedrichssegen Mine, Friedrichssegen, Lahnstein, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
18.8km (11.7 miles) ⓘRosenberg Mine, Braubach, Loreley, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
28.8km (17.9 miles) ⓘAlter Mann & Roter Küppel Mines, Langhecke, Villmar, Limburg-Weilburg, Giessen Region, Hesse, Germany
36.3km (22.5 miles) ⓘGeorg Mine, Willroth, Altenkirchen-Flammersfeld, Altenkirchen, Rhineland-Palatinate, Germany
36.8km (22.9 miles) ⓘGlückauf Mine, Namedy, Andernach, Mayen-Koblenz, Rhineland-Palatinate, Germany
44.0km (27.3 miles) ⓘPetersbach Mine, Eichelhardt, Altenkirchen-Flammersfeld, Altenkirchen, Rhineland-Palatinate, Germany
References
Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.
 
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