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Actinolite

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CR185360

Actinolite

Description Tabs

Description
Locality: 
Habach Valley, Zell am See District, Salzburg, Austria
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5.5 × 4 cm
Description

Dark green, lustrous actinolite crystals in matrix.

Nice old time specimen.

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