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Anatase Calcite & Quartz

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SER979832

Anatase Calcite & Quartz

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Description
Locality: 
Triolet Glacier, Courmayeur, Aosta Valley, Italy
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.7 × 1.7 cm
Description

some yellow-brown crystals of anatase on calcite with quartz

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...

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Quartz

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

Current price

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10
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Start 16 Apr 18:00
End
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