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Prehnite

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RAF713575

Prehnite

Description Tabs

Description
Locality: 
Koedoekop, Keetmanshoop Rural, Karas Region, Namibia
Class: 
Crystal Group/Cluster
Size Range: 
Museum (18cm plus)
Size: 
18.1 × 12.9 × 3.1 cm
Largest Crystal: 
1.20cm
Weight: 
717.00gr
Description

This is a very nice Prehnite with botryoidal crystals. This is a beautiful big specimen. This specimen is very large.

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