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Tourmaline Var Verdelite

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PDM850779

Tourmaline Var Verdelite

Description Tabs

Description
Locality: 
Cruzeiro Mine, São José da Safira, Minas Gerais, Brazil
Class: 
Single Crystal
Size Range: 
Thumbnail (1-3cm)
Size: 
2.4 × 0.6 × 0.4 cm
Description

Gemmy green crystal of elbaite with nice longitudinal striations and good lustre, from the famous Cruzeiro mine. Perfectly terminated with a termination distinctively more blueish and fee of damages. The gemminess and green colour are enhanced if backlighted.

Acquired in 1977. Ex Christiane Bastiaens specimen.

Mineral Data
What's on the rock

Tourmaline

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

Verdelite

Variety Of: 

Tourmaline

Formula: 
A(D3)G6(T6O18)(BO3)3X3Z
Hardness: 
7
Hardness: 
0.0

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