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Corundum Var Sapphire

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TBM871038

Corundum Var Sapphire

Classic Locality

Description Tabs

Description
Locality: 
Ratnapura, Ratnapura District, Sabaragamuwa Province, Sri Lanka
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.2 × 2.7 cm
Weight: 
25.00gr
Description

Prismatic grey crystals up 30 mm long . The big crystal is reallocated

Mineral Data
What's on the rock

Corundum

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

Sapphire

Variety Of: 

Corundum

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