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Sapphire

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Watches:
SHS27158

Sapphire

Description Tabs

Description
Locality: 
Lianshan Mine, Luhe District, Nanjing, Jiangsu Province, China (Peoples Republic)
Size Range: 
Thumbnail (1-3cm)
Size: 
1.9 × 1.3 × 0.9 cm
Largest Crystal: 
1.90cm
Description

Dark blue sapphire crystal

Mineral Data
What's on the rock

Sapphire

Variety Of: 

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Hardness: 
9.0
Formula: 
Al2O3
Hardness: 
0.0