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Hornblende & Biotite

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SHS785661

Hornblende & Biotite

Description Tabs

Description
Locality: 
Kaveltorp Mines, Kopparberg, Ljusnarsberg, Örebro County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
17 × 6 × 5.5 cm
Description

Hornblende with biotite scarn

Mineral Data
What's on the rock

Hornblende

Synonym Of: 

Ferro-hornblende

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

Magnesio-hornblende

Formula: 
☐{Ca2}{Mg4Al}(AlSi7O22)(OH)2
Strunz: 
9.DE.10
Hardness: 
5.0 - 6.0

Biotite

Group Parent: 
Mica Group