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Kyanite & Biotite

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SHS790267

Kyanite & Biotite

Description Tabs

Description
Locality: 
Sponda Alp-Pizzo Forno, Chironico Valley, Leventina, Ticino, Switzerland
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.3 × 6 × 3.7 cm
Description

Nice kyanite with some biotite

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

Biotite

Group Parent: 
Mica Group