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


Locality type:Mine
Classification
Species:Richelsdorfite
Formula:Ca2Cu5Sb(AsO4)4(OH)6Cl · 6H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Richelsdorfite data
Locality Data:Click here to view Glücksrad Mine, Oberschulenberg, Clausthal-Zellerfeld, Goslar District, Lower Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:76246
Long-form Identifier:1:3:76246:5
GUID (UUID V4):0
Nearest other occurrences of Richelsdorfite
15.5km (9.6 miles) ⓘFelicitas Mine, St Andreasberg, Braunlage, Goslar District, Lower Saxony, Germany
15.5km (9.6 miles) ⓘSamson Mine, St Andreasberg, Braunlage, Goslar District, Lower Saxony, Germany
39.6km (24.6 miles) ⓘHilfe Gottes Mine ("Lange Wand" tourist mine), Ilfeld, Harztor, Nordhausen District, Thuringia, Germany
47.9km (29.8 miles) ⓘIberg reservoir, Nordhausen, Nordhausen District, Thuringia, Germany
98.0km (60.9 miles) ⓘWilhelm Mine, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, Germany
98.9km (61.4 miles) ⓘSchnepfenbusch Mine (Schnepfenbach Mine), Bauhaus, Nentershausen, Hersfeld-Rotenburg, Kassel Region, Hesse, 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
 
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