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Corundum Var Ruby

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JYJ724931

Corundum Var Ruby

Description Tabs

Description
Locality: 
Kleggåsen Ruby Quarry, Froland, Aust-Agder, Norway
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 4.5 × 2.2 cm
Description

A very good authentic specimen from Froland, Norway (specimen ID 30) with minor matrix and dark large biotite (typical for this locality!). The label mentions appart from the correct specimen ID 30 also the crystal faces 0001. Very large crystal for this norwegian locality. 

Mineral Data
What's on the rock

Corundum

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

Ruby

Variety Of: 

Corundum

Formula: 
Al2O3
Strunz: 
4.CB.05
Hardness: 
9.0
Formula: 
Al2O3
Crystal System: 
Hexagonal
Hardness: 
9.0
Colour: 
Red
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