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Epidote & Byssolite

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PJM79563

Epidote & Byssolite

Ex J & S Mommers Collection

Description Tabs

Description
Locality: 
Zermatt, Matt Valley, Valais, Switzerland
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2.8 × 2.1 cm
Description

Dark green translucent to transparent epidote crystals on a bed of acicular actinolite var byssolite, typical of alpine cleft pockets

Mineral Data
What's on the rock

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...

Byssolite

Variety Of: 

Amphibole Supergroup

Formula: 
AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Hardness: 
0.0
Hardness: 
0.0
Earthstones Australia

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