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Kyanite

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SHS20624

Kyanite

Description Tabs

Description
Locality: 
Barra do Salinas, Coronel Murta, Bahia, Brazil
Size Range: 
Museum (18cm plus)
Size: 
18.9 × 6.6 × 3.2 cm
Largest Crystal: 
16.00cm
Description

Long blue kyanite crystals with quartz.

Excellent large specimen.

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