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Corundum

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FRN106932

Corundum

Description Tabs

Description
Locality: 
Jiuquan, Gansu Province, China (Peoples Republic)
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.7 × 3.6 × 2.7 cm
Largest Crystal: 
1.70cm
Description

A large well formed lustrous crystal of corundum with interesting half red and half purple color combination.

Mineral Data
What's on the rock

Corundum

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