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Actinolite On Steatite

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CLB527334

Actinolite On Steatite

Classic Locality

Description Tabs

Description
Locality: 
Brennkogel, Fusch an der Grossglocknerstrasse, Zell am See District, Salzburg, Austria
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.4 × 7.8 × 4.5 cm
Description

Dark green actinolite crystals in/on talc (variety steatite) matrix.

One actinolite crystal is dark emerald green and translucent.

Mineral Data
What's on the rock

Actinolite

Formula: 
☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Crystal System: 
Monoclinic - Prismatic
Hardness: 
5.0 - 6.0
Streak: 
White

Steatite

Variety Of: 

Talc

Formula: 
Mg3(Si4O10)(OH)2
Strunz: 
9.EC.05
Hardness: 
1.0
Formula: 
Mg3(Si4O10)(OH)2
Hardness: 
0.0

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