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Ferro-actinolite

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PJM84093

Ferro-actinolite

Ex J & S Mommers Collection

Description Tabs

Description
Locality: 
Mary Kathleen Mine, Mount Isa, Queensland, Australia
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.9 × 3.5 × 3 cm
Description

From the first reported occurence of ferro actinolite in Australia. A large crystal  section measuring 5.9 cm, with a slightly translucent dark green to black colour and striations along the crystal flanks

Mineral Data
What's on the rock

Ferro-actinolite

Formula: 
☐{Ca2}{Fe2+5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0
Earthstones Australia

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