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Rock Crystal & Epidote

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MGR559174

Rock Crystal & Epidote

Description Tabs

Description
Locality: 
Gronda da Cavrein Valley, Surselva Region, Grisons, Switzerland
Class: 
Combination
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 2.6 × 1.2 cm
Description

The crystal is double terminated and complete all around. It is attachted to a small plate of matrix in the middle. This plate is covered by thin needles of epidote. Inside the quartz crystal you can see uncountable thin epidote crystals. The quartz crystal is like a aquaria, but with epidote instead of fishes inside. The termination is razor sharp and the luster is best all around. An undamaged, uncommon and rare alpine treasure.

Mineral Data
What's on the rock

Rock Crystal

Variety Of: 

Quartz

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

Epidote

Formula: 
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05a
Crystal System: 
Monoclinic
Hardness: 
6.0
Streak: 
Colorless
Type Locality: 
Bourg d'Oisans, Isère, Rhône-Alpes, France...