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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Bismutite from
Gjuv Bismuth Mine, Hjartdal, Telemark, Norway


Locality type:Mine
Classification
Species:Bismutite
Formula:(BiO)2CO3
Habit:crust
Colour:yellowish
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bismutite data
Locality Data:Click here to view Gjuv Bismuth Mine, Hjartdal, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:239597
Long-form Identifier:1:3:239597:5
GUID (UUID V4):0
Nearest other occurrences of Bismutite
42.2km (26.2 miles) ⓘLia Mine (Saude Mine), Akkerhaugen, Sauherad, Midt-Telemark, Telemark, Norway
48.1km (29.9 miles) ⓘHeftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
78.0km (48.5 miles) ⓘGlomsrudkollen Zinc Mines, Åmot, Modum, Buskerud, Norway
79.7km (49.5 miles) ⓘNarverud Mines, Mjøndalen, Drammen, Buskerud, Norway
81.2km (50.4 miles) ⓘNordskjerpet, Konnerudkollen Mines (Konnerud Mines), Konnerud, Drammen, Buskerud, Norway
81.2km (50.5 miles) ⓘDamås mine, Damåsen prospects, Konnerud, Drammen, Buskerud, Norway
90.8km (56.4 miles) ⓘButtedal Mine, Tranby, Lier, Buskerud, Norway
92.5km (57.5 miles) ⓘGjellebekk Mine (Auvi Mine), Gjellebekk, Lier, Buskerud, Norway
References
Dons, J.A. (1961) [6.10.61]. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991. p. 1
Neumann, Henrich (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter Vol. 68. Universitetsforlaget
 
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