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Anatase Quartz

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RBR730891

Anatase Quartz

Description Tabs

Description
Locality: 
Valleggia Glacier, Valleggia Valley, Leventina, Ticino, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 5 × 4.5 cm
Description

This is a specimen from the famous find of anatase-covered needle quartz.
Hundreds of small, yellow-brown anatases are hosting on clear quartz. The specimen is in excellent condition and even better in persond.

Mineral Data
What's on the rock

Anatase

Formula: 
TiO2
Strunz: 
4.DD.05
Hardness: 
5.5 - 6.0
Type Locality: 
St Christophe-en-Oisans, Bourg d'Oisans, Isère, Rhône-Alpes, France...

Quartz

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