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Actinolite

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CR159953

Actinolite

With Antique Label

Description Tabs

Description
Locality: 
Großer Greiner, Finkenberg, Schwaz District, Tyrol, Austria
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 4.3 × 2.3 cm
Description

Fine specimen of dark green, elongated and translucent crystals of actinolite on talc schist matrix.Ex Krantz collection and label.

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