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Adularia & Epidote

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NST668778

Adularia & Epidote

Dr. Ing. H. Maucher, Munich
With Antique Label

Description Tabs

Description
Locality: 
Habach Valley, Zell am See District, Salzburg, Austria
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 6 × 4.2 cm
Description

A fine old-timer from Habach Valley showing stacked crystals of Adularia, lustrous, prismati Epidotes and minor fibrous Byssolite.

Mineral Data
What's on the rock

Adularia

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Monoclinic
Hardness: 
6 Ortho - clase

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...