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Tourmaline & Albite

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MGR856967

Tourmaline & Albite

Description Tabs

Description
Locality: 
Mawi, Nuristan Province, Afghanistan
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 2.8 × 2.1 cm
Description

Well crystallized and perfect terminated pink tourmaline crystal from madagascar. It is surrounded by a coat of bright albite. No significant damage at this beauty.

Mineral Data
What's on the rock

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Crystal System: 
Trigonal
Hardness: 
7

Albite

Formula: 
NaAlSi3O8
Strunz: 
9.FA.35
Crystal System: 
Triclinic
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Finnbo (Finbo), Falun, Dalarna, Sweden