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Augite Epidote & Byssolite

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STY134933

Augite Epidote & Byssolite

Description Tabs

Description
Locality: 
Seekar, Seebach Lake, Zell am See District, Salzburg, Austria
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 3.7 × 2.7 cm
Largest Crystal: 
0.60cm
Description

A cute combination specimen with lustous augite and epidote crystals with byssolite fibres on an amphibolite-matrix from a classic austrian locality!

Mineral Data
What's on the rock

Augite

Formula: 
(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Strunz: 
9.DA.15
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0

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...

Byssolite

Variety Of: 

Amphibole Supergroup

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

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