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Ferro-hornblende

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SHS97209

Ferro-hornblende

ex. Collection F. Bauer (München/Germany)

Description Tabs

Description
Locality: 
Bäckegruvan, Riddarhyttan, Skinnskatteberg, Västmanland County, Sweden
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 5.8 × 3.8 cm
Description

Ferrohornblende with magnetite in matrix

Mineral Data
What's on the rock

Ferro-hornblende

Formula: 
☐{Ca2}{Fe2+4Al}(AlSi7O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0