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Ferro-hornblende & Epidote

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SHS791369

Ferro-hornblende & Epidote

Description Tabs

Description
Locality: 
Kaveltorp Mines, Kopparberg, Ljusnarsberg, Örebro County, Sweden
Class: 
Massive/Crystalline
Size Range: 
Cabinet (10-18 cm)
Size: 
10 × 9 × 4.5 cm
Description

Nice ferrohornblende with epidote

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

Epidote

Formula: 
{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Strunz: 
9.BG.05a
Crystal System: 
Monoclinic
Hardness: 
6.0
Streak: 
Colorless
Type Locality: 
Bourg d'Oisans, Isère, Rhône-Alpes, France...