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Corundum Var Sapphire

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MEX514521

Corundum Var Sapphire

ex krantz stock, ex private collection
Classic Locality

Description Tabs

Description
Locality: 
Miass, Chelyabinsk Oblast, Russian Federation
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.8 × 6.2 × 4.1 cm
Weight: 
263.00gr
Description

Large specimen with few blue crystallite. The largest measure 7.8 in diameter. The specimen comes with two labels. The first one is handwritten and the second is the german discreption of this specimen.

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
Labels
Label Images - only: Corundum Var Sapphire
Label Images - only: Corundum Var Sapphire