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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Native Copper from
Glücksrad Mine, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany


Locality type:Mine
Classification
Species:Native Copper
Formula:Cu
Comments:Aggregates up to 1mm on calcite. For the most part, the material is oxidised on the surface and coated by cuprite and/or malachite. Closely associated with cerussite, malachite and azurite.
Habit:dendritic, arborescent, coralliform
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Native Copper data
Locality Data:Click here to view Glücksrad Mine, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:76193
Long-form Identifier:1:3:76193:4
GUID (UUID V4):0
Nearest other occurrences of Native Copper
1.1km (0.7 miles) ⓘSilberbach slag locality, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
3.3km (2.1 miles) ⓘSilver smelter slag locality, Bergstadt Altenau, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
4.5km (2.8 miles) ⓘGroßfürstin Alexandra Mine, Goslar, Goslar District, Lower Saxony, Germany
6.2km (3.9 miles) ⓘGroße Romke slag locality, Oker valley, Harz (Landkreis Goslar), Goslar District, Lower Saxony, Germany
6.7km (4.1 miles) ⓘSchiefermühle quarry, Rammelsberg, Goslar, Goslar District, Lower Saxony, Germany
6.7km (4.1 miles) ⓘRammelsberg Mine, Rammelsberg, Goslar, Goslar District, Lower Saxony, Germany
8.8km (5.5 miles) ⓘLautenthal smelter slag locality, Lautenthal, Langelsheim, Goslar District, Lower Saxony, Germany
9.6km (6.0 miles) ⓘGlückauf Mine, Hütschen valley, Harz (Landkreis Goslar), Goslar District, Lower Saxony, Germany
11.0km (6.8 miles) ⓘSt Anna Mine, Ochsen valley, Wolfshagen im Harz, Langelsheim, Goslar District, Lower Saxony, Germany
11.3km (7.0 miles) ⓘWinterberg Quarry, Iberg, Bergstadt Bad Grund, Bad Grund, Göttingen District, Lower Saxony, Germany
References
Wittern, A.; Schnorrer-Köhler, G. (1986) Die Minerale der Glücksrad-Halde bei Oberschulenberg / Harz [The minerals of the Glücksrad mine dump near Oberschulenberg / Harz]. Lapis, 11 (1). 9-18; 42
Schnorrer-Köhler, G. (1988) Mineralogische Notizen IV. Der Aufschluss: 39: 153-168 (in German).
 
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