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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Manganese Oxides from
Águas Claras mine, Nova Lima, Minas Gerais, Brazil


Locality type:Mine
Classification
Species:'Manganese Oxides' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Manganese Oxides data
Locality Data:Click here to view Águas Claras mine, Nova Lima, Minas Gerais, Brazil
Data Identifiers
Mindat Occurrence Record ID:545247
Long-form Identifier:1:3:545247:7
GUID (UUID V4):0
Nearest other occurrences of Manganese Oxides
13.1km (8.2 miles) ⓘCapão Xavier mine, Nova Lima, Minas Gerais, Brazil
52.8km (32.8 miles) ⓘPitangui mine, Catas Altas, Minas Gerais, Brazil
77.0km (47.9 miles) ⓘAndrade mine, Bela Vista de Minas, Minas Gerais, Brazil
References
Spier, Carlos Alberto, de Oliveira, Sonia Maria Barros, Rosière, Carlos Alberto, Ardisson, José Domingos (2008) Mineralogy and trace-element geochemistry of the high-grade iron ores of the Águas Claras Mine and comparison with the Capão Xavier and Tamanduá iron ore deposits, Quadrilátero Ferrífero, Brazil. Mineralium Deposita, 43 (2) 229-254 doi:10.1007/s00126-007-0157-z
 
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