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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Nontronite from
Ludwig-Vereinigt Feld Mine, Schönbrunn, Bösenbrunn, Vogtlandkreis, Saxony, Germany


Locality type:Mine
Classification
Species:Nontronite
Formula:Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Nontronite data
Locality Data:Click here to view Ludwig-Vereinigt Feld Mine, Schönbrunn, Bösenbrunn, Vogtlandkreis, Saxony, Germany
Data Identifiers
Mindat Occurrence Record ID:97011
Long-form Identifier:1:3:97011:6
GUID (UUID V4):0
Nearest other occurrences of Nontronite
33.1km (20.6 miles) ⓘTännig, Bad Lobenstein, Saale-Orla District, Thuringia, Germany
34.8km (21.6 miles) ⓘReinersreuth quarry (Köhlerloh quarry), Reinersreuth, Sparneck, Hof District, Upper Franconia, Bavaria, Germany
35.7km (22.2 miles) ⓘStreuspitz, Weißenstadter Forst-Nord, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany
39.6km (24.6 miles) ⓘUranium deposit, Rudolfstein, Weißenstadt, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany
44.0km (27.3 miles) ⓘFuchsbau quarry, Tröstauer Forst-West, Wunsiedel im Fichtelgebirge, Upper Franconia, Bavaria, Germany
46.0km (28.6 miles) ⓘHenneberg Quarry, Weitisberga, Wurzbach, Saale-Orla District, Thuringia, Germany
49.0km (30.5 miles) ⓘGroßer Teichelberg (Teichelberg; Teichlberg), Pechbrunn, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
49.7km (30.9 miles) ⓘPfaffenreuth, Leonberg, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
52.6km (32.7 miles) ⓘBasalt works, Triebendorf, Wiesau, Tirschenreuth District, Upper Palatinate, Bavaria, Germany
55.1km (34.2 miles) ⓘHorní Slavkov uranium ore district, Horní Slavkov, Sokolov District, Karlovy Vary Region, Czech Republic
References
Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland (1st ed.) Schweizerbart, Stuttgart.
 
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