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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Specularite from
Gongo Soco mine, Barão de Cocais, Minas Gerais, Brazil


Locality type:Pit
Classification
Species:Hematite var: Specularite
Formula:Fe2O3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Specularite data
Locality Data:Click here to view Gongo Soco mine, Barão de Cocais, Minas Gerais, Brazil
Data Identifiers
Mindat Occurrence Record ID:155183
Long-form Identifier:1:3:155183:9
GUID (UUID V4):0
Nearest other occurrences of Specularite
24.2km (15.1 miles) ⓘPitangui mine, Catas Altas, Minas Gerais, Brazil
25.8km (16.0 miles) ⓘMorro das Almas mine, Catas Altas, Minas Gerais, Brazil
30.8km (19.2 miles) ⓘCata Preta mine, Santa Rita Durão, Mariana, Minas Gerais, Brazil
31.5km (19.5 miles) ⓘÁguas Claras mine, Nova Lima, Minas Gerais, Brazil
31.6km (19.6 miles) ⓘSamarco mine (Morro do Fraga mine), Bento Rodrigues, Santa Rita Durão, Mariana, Minas Gerais, Brazil
34.0km (21.1 miles) ⓘTimbopeba mine, Antônio Pereira, Ouro Preto, Minas Gerais, Brazil
40.9km (25.4 miles) ⓘCapão Xavier mine, Nova Lima, Minas Gerais, Brazil
47.2km (29.4 miles) ⓘAndrade mine, Bela Vista de Minas, Minas Gerais, Brazil
52.3km (32.5 miles) ⓘCapão do Lana mine, Rodrigo Silva, Ouro Preto, Minas Gerais, Brazil
References
Henwood, W. J. (1871) Observations on Metalliferous Deposits: On the Gold Mines of Minas Geraes, in Brazil. Transactions of the Royal Geological Society of Cornwall, 8 (1) 168-370
Cabral, A. R. (2006). Palladiferous gold mineralisation (ouro preto) in Brazil: Gongo Soco, Itabira and Serra Pelada. Sonderhefte Reihe D - Geol. Jahrb., Heft 8
 
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