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Tourmaline & Quartz

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Tourmaline & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Grotta d'Oggi, San Piero in Campo, Campo nell'Elba, Elba, Livorno Province, Tuscany, Italy
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 2 cm
Description

Elbaite zoned (from green to black head) crystals up to 4mm on matrix, with quartz.
Fine piece from a classic locality.

 

Mineral Data
What's on the rock

Tourmaline

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

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