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Byssolite & Epidote

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SLN626952

Byssolite & Epidote

Description Tabs

Description
Locality: 
Miage Glacier, Veny Valley, Monte Bianco, Courmayeur, Aosta Valley, Italy
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
4.9 × 10 × 5.7 cm
Weight: 
232.00gr
Description

Nice specimen from the classical italian locality with a lot of long hairy byssolite crystals in a beautiful green color in graduated shading associated with olive green epidote crystals.

Mineral Data
What's on the rock

Byssolite

Variety Of: 

Amphibole Supergroup

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

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