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Corundum

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SHS123488

Corundum

Description Tabs

Description
Locality: 
Bozeman Corundum Mine, Gallatin Gateway, Galatin County, Montana, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 1.7 × 0.7 cm
Description

Corundum in matrix

Mineral Data
What's on the rock

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
9.0
Streak: 
White