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Prehnite

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CPM596911

Prehnite

Description Tabs

Description
Locality: 
Valdemanco, Madrid, Spain
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 4.8 × 3.1 cm
Description

This is a very attractive and beautiful specimen. The crystal size is large for this quarry. The brightness, habit and color of the crystals is unbeatable. The crystals are very well defined. Collected 2000. 

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

Seller Information

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