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Actinolite

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MEX665748

Actinolite

Classic Locality

Description Tabs

Description
Locality: 
Selåsvann, Vegårshei, Agder, Norway
Class: 
Crystal Group/Cluster
Size Range: 
Cabinet (10-18 cm)
Size: 
10.8 × 10 × 6.2 cm
Weight: 
753.00gr
Description

This large crystal group stand on the top. The specimen shows an bright green lustre. On the top grown a feldspar.

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