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Hornblende

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TPX1138192

Description Tabs

Description
Locality: 
Studsdalen, Kragerø, Vestfold og Telemark, Norway
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 0.8 × 0.5 cm
Weight: 
6.00gr
Description

Spectacular, fully terminated hornblende crystal typically featuring a tuft of white, fibrous, acicular actinolite crystals; some crystals feature this actinolite at both tips.
The hornblende from this deposit is highly prized for its finish and quality and is a true Norwegian classic.

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

Current price

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20
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Start 16 Jan 18:00
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Postage Area Price
Spain
5
Europe
18.60
America
18.85
Asia & Oceania
20.50
Africa
17.20

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