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Prehnite & Actinolite

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TPX852807

Prehnite & Actinolite

Classic Locality

Description Tabs

Description
Locality: 
Oficarsa Quarry, Carchelejo, Jaén, Andalusia, Spain
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.6 × 4.7 × 3.5 cm
Weight: 
115.00gr
Description

Very nice and aesthetic group of very well defined prehnite crystals dotted with actinolite crystals on a porphyric matrix.

Mineral Data
What's on the rock

Prehnite

Formula: 
Ca2Al2Si3O10(OH)2
Strunz: 
9.DP.20
Hardness: 
6.0 - 6.5
Streak: 
White
Type Locality: 
Karoo dolerites, Cradock, Chris Hani District, Eastern Cape Province, South Africa

Actinolite

Formula: 
☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Strunz: 
9.DE.10
Crystal System: 
Monoclinic - Prismatic
Hardness: 
5.0 - 6.0
Streak: 
White

Seller Information

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