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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Naumannite from
Roter Bär Mine, St Andreasberg, Braunlage, Goslar District, Lower Saxony, Germany


Locality type:Mine
Classification
Species:Naumannite
Formula:Ag2Se
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Naumannite data
Locality Data:Click here to view Roter Bär Mine, St Andreasberg, Braunlage, Goslar District, Lower Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:82159
Long-form Identifier:1:3:82159:1
GUID (UUID V4):0
Nearest other occurrences of Naumannite
7.4km (4.6 miles) ⓘFrische Lutter vein (incl. Lutter adit; South Rothäuser adit; North Rothäuser adit), Bad Lauterberg, Göttingen District, Lower Saxony, Germany
9.9km (6.1 miles) ⓘBrummerjan Mine, Zorge, Walkenried, Göttingen District, Lower Saxony, Germany
13.2km (8.2 miles) ⓘCharlotte Mine, Harz (Landkreis Goslar), Goslar District, Lower Saxony, Germany
16.9km (10.5 miles) ⓘSt Lorenz Mine, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
54.0km (33.5 miles) ⓘTilkerode mining district, Mansfeld, Mansfeld-Südharz, Saxony-Anhalt, Germany
References
Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.
 
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