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Tourmaline

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MGR880649

Tourmaline

Description Tabs

Description
Locality: 
Chiar Mine, São José da Safira, Minas Gerais, Brazil
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.4 × 3.3 × 1.5 cm
Description

Just look at this awesome colours of this tourmaline from Brazil. There are different tones of green, blue and some purple present.

Mineral Data
What's on the rock

Tourmaline

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