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Kyanite & Pyrophyllite

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SHS787814

Kyanite & Pyrophyllite

Description Tabs

Description
Locality: 
Itinga, Minas Gerais, Brazil
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5.1 × 4 cm
Description

Nice blue kyanite with pyrophyllite on matrix

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

Pyrophyllite

Formula: 
Al2(Si4O10)(OH)2
Strunz: 
9.EC.10
Hardness: 
1.0 - 2.0
Type Locality: 
Pyshminskoe deposit (Staro-Pyshminskoye), Berezovskoe Au Deposit (Berezovsk Mines), Berezovskii (Berezovskii Zavod), Ekaterinburg (Sverdlovsk), Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia...