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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Ullmannite from
Friedrich Mine, Steckenstein, Mittelhof, Wissen, Altenkirchen, Rhineland-Palatinate, Germany


Locality type:Mine
Classification
Species:Ullmannite
Formula:NiSbS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ullmannite data
Locality Data:Click here to view Friedrich Mine, Steckenstein, Mittelhof, Wissen, Altenkirchen, Rhineland-Palatinate, Germany
Data Identifiers
Mindat Occurrence Record ID:65618
Long-form Identifier:1:3:65618:2
GUID (UUID V4):0
Nearest other occurrences of Ullmannite
1.4km (0.9 miles) ⓘEupel Mine (incl. Glücksstern Mine; Rasselskaute Mine), Niederhövels, Hövels, Wissen, Altenkirchen, Rhineland-Palatinate, Germany
2.2km (1.3 miles) ⓘWingertshardt Mine, Voßwinkel, Hövels, Wissen, Altenkirchen, Rhineland-Palatinate, Germany
7.0km (4.3 miles) ⓘVereinigte Wilhelmine Mine, Freusburg, Kirchen, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
7.4km (4.6 miles) ⓘNeue Eintracht Mine, Freusburg, Kirchen, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
7.8km (4.8 miles) ⓘGrüneau Mine (Grüne Au Mine; Grünau Mine), Schutzbach, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
9.0km (5.6 miles) ⓘFischbacher Werk Mine, Niederfischbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
9.2km (5.7 miles) ⓘConcordia Mine, Niederfischbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
10.1km (6.3 miles) ⓘPetersbach Mine, Eichelhardt, Altenkirchen-Flammersfeld, Altenkirchen, Rhineland-Palatinate, Germany
10.2km (6.3 miles) ⓘFürst Moritz Mine, Niederfischbach, Kirchen (Sieg), Altenkirchen, Rhineland-Palatinate, Germany
11.6km (7.2 miles) ⓘWolf Mine, Herdorf, Daaden-Herdorf, Altenkirchen, Rhineland-Palatinate, Germany
References
Dana 6:1039
Dana 7:I:242,302
(1990) Lawrence H. Conklin Mineral List, in Twentieth Anniversary Issue. The Mineralogical Record, 21 (1) 102-105
 
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