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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Magnetite from
Passagem mine, Passagem de Mariana, Mariana, Minas Gerais, Brazil


Locality type:Mine
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Passagem mine, Passagem de Mariana, Mariana, Minas Gerais, Brazil
Data Identifiers
Mindat Occurrence Record ID:358133
Long-form Identifier:1:3:358133:9
GUID (UUID V4):0
Nearest other occurrences of Magnetite
16.4km (10.2 miles) ⓘTripuí, Ouro Preto, Minas Gerais, Brazil
21.0km (13.1 miles) ⓘSamarco mine (Morro do Fraga mine), Bento Rodrigues, Santa Rita Durão, Mariana, Minas Gerais, Brazil
21.5km (13.4 miles) ⓘConta História mine, Antônio Pereira, Ouro Preto, Minas Gerais, Brazil
23.0km (14.3 miles) ⓘCata Preta mine, Santa Rita Durão, Mariana, Minas Gerais, Brazil
26.9km (16.7 miles) ⓘCapão do Lana mine, Rodrigo Silva, Ouro Preto, Minas Gerais, Brazil
32.3km (20.1 miles) ⓘPitangui mine, Catas Altas, Minas Gerais, Brazil
44.9km (27.9 miles) ⓘPilar mine, Santa Bárbara, Minas Gerais, Brazil
47.1km (29.3 miles) ⓘSão Bento mine, Santa Bárbara, Minas Gerais, Brazil
52.2km (32.4 miles) ⓘGongo Soco mine, Barão de Cocais, Minas Gerais, Brazil
64.9km (40.3 miles) ⓘRaposos mine, Raposos, Minas Gerais, Brazil
References
Revista Brasileira de Geociências 28(3):339-354, (1998)
Oberthür, T., Weiser, T. W. (2008) Gold-bismuth-telluride-sulphide assemblages at the Viceroy Mine, Harare-Bindura-Shamva greenstone belt, Zimbabwe. Mineralogical Magazine, 72 (4) 953-970 doi:10.1180/minmag.2008.072.4.953
 
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