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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Opal from
Loitsch Quarry, Weida, Greiz District, Thuringia, Germany


Locality type:Quarry
Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Loitsch Quarry, Weida, Greiz District, Thuringia, Germany
Data Identifiers
Mindat Occurrence Record ID:667170
Long-form Identifier:1:3:667170:9
GUID (UUID V4):0
Nearest other occurrences of Opal
30.9km (19.2 miles) ⓘWolframite mine, Pechtelsgrün, Lengenfeld, Vogtlandkreis, Saxony, Germany
43.5km (27.0 miles) ⓘWald Shaft, Neustädtel, Schneeberg, Erzgebirgskreis, Saxony, Germany
44.9km (27.9 miles) ⓘSiebenhitz, Köditz, Hof District, Upper Franconia, Bavaria, Germany
46.8km (29.1 miles) ⓘHenneberg Quarry, Weitisberga, Wurzbach, Saale-Orla District, Thuringia, Germany
47.7km (29.7 miles) ⓘFahsel quarry, Blauenthal, Eibenstock, Erzgebirgskreis, Saxony, Germany
52.7km (32.8 miles) ⓘFriedrich August adit, Riesenberg, Sosa, Eibenstock, Erzgebirgskreis, Saxony, Germany
54.1km (33.6 miles) ⓘHeß quarry, Wurlitz, Rehau, Hof District, Upper Franconia, Bavaria, Germany
54.7km (34.0 miles) ⓘHimmelfahrt Mine, Eibenstock, Erzgebirgskreis, Saxony, Germany
55.6km (34.5 miles) ⓘRatsstein quarry, Hartmannsdorf, Mittelsachsen, Saxony, Germany
56.9km (35.3 miles) ⓘShaft 235 (Weißer Hirsch mine), Crandorf, Schwarzenberg, Erzgebirgskreis, Saxony, Germany
References
Hanneberg, A., Simon, P., Wolkersdorfer, C. (2009) Galmei und schöne Wulfenite: Der Blei-Zink-Bergbau rund um den Fernpaß in Tirol. Lapis, 34 (4). 21-31
Richter, E. & Rüger, F. (2010): Der Diabas-Tagebau Loitsch in Thüringen und seine Mineralien. Lapis 35 (2), 13-22; 54.
 
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