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Tourmaline & Smoky Quartz

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ESM842972

Tourmaline & Smoky Quartz

Description Tabs

Description
Locality: 
Davib Ost Farm 61, Karibib, Erongo Region, Namibia
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 3 cm
Description

A cluster of lustrous black terminated tourmaline crystals with smoky quartz crystals

Mineral Data
What's on the rock

Tourmaline

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

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0