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Bixbyite

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SHS31438

Bixbyite

Description Tabs

Description
Locality: 
Glosam Mine, Postmasburg, Northern Cape Province, South Africa
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.9 × 3.7 × 2.7 cm
Description

Bixbyite with cryptomelane

Mineral Data
What's on the rock

Bixbyite

Formula: 
Mn3+2O3
Strunz: 
4.CB.10
Hardness: 
6.0 - 6.5
Colour: 
Black
Streak: 
Black
Type Locality: 
Maynard's claim (Pismire Knolls), Thomas Range, Juab Co., Utah, USA...