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Kyanite

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MGR960171

Kyanite

Classic Locality

Description Tabs

Description
Locality: 
Coronel Murta, Minas Gerais, Brazil
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
13.5 × 9.6 × 5.7 cm
Description

Intense electric blue crystals of cyanite nicely embedded in bright quartz matrix. They show a fantastic lustre.

Mineral Data
What's on the rock

Kyanite

Formula: 
Al2(SiO4)O
Strunz: 
9.AF.15
Crystal System: 
Triclinic Forms long bladed crystals.
Hardness: 
5.5 - 7.0
Streak: 
Colorless