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
Rosenberg Mine, Braubach, Loreley, 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 Rosenberg Mine, Braubach, Loreley, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:1007695
Long-form Identifier:1:3:1007695:0
GUID (UUID V4):0
Nearest other occurrences of Gersdorffite
3.6km (2.3 miles) ⓘFriedrichssegen Mine, Friedrichssegen, Lahnstein, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
8.9km (5.5 miles) ⓘNeuhoffnung Mine, Bad Ems, Bad Ems-Nassau, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
10.5km (6.5 miles) ⓘMercur Mine, Bad Ems, Bad Ems-Nassau, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
10.7km (6.7 miles) ⓘPfingstwiese Mine, Bad Ems, Bad Ems-Nassau, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
18.8km (11.7 miles) ⓘHolzappel Mine, Holzappel, Diez, Rhein-Lahn-Kreis, Rhineland-Palatinate, Germany
21.7km (13.5 miles) ⓘSchöne Aussicht Mine, Dernbach, Wirges, Westerwaldkreis, Rhineland-Palatinate, Germany
24.9km (15.5 miles) ⓘGlückauf Mine, Namedy, Andernach, Mayen-Koblenz, Rhineland-Palatinate, Germany
33.5km (20.8 miles) ⓘGeorg Mine, Willroth, Altenkirchen-Flammersfeld, Altenkirchen, Rhineland-Palatinate, Germany
39.7km (24.7 miles) ⓘBendisberg Mine, St Jost, Langenfeld, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
47.4km (29.4 miles) ⓘAlter Mann & Roter Küppel Mines, Langhecke, Villmar, Limburg-Weilburg, Giessen Region, Hesse, Germany
References
Schnorrer, Günther (1995) Mineralogische Neuheiten von bekannten deutschen Fundorten [Mineralogical novelties from well-known German deposits]. Lapis, 20 (12). 43-48; 62
 
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