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Tourmaline

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MGR851089

Tourmaline

Classic Locality

Description Tabs

Description
Locality: 
Pederneira Mine, São José da Safira, Minas Gerais, Brazil
Class: 
Single Crystal
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4.3 × 1.3 × 1 cm
Description

Awesome twin crystal from this famous mine! In the center the crystal is deep red and is then turning into green followed by a completely blue cap.

Mineral Data
What's on the rock

Tourmaline

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