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Prehnite

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SHS602570

Prehnite

ex Collection Edgar Franz(Freiberg/Saxony)

Description Tabs

Description
Locality: 
Gröba, Riesa, Saxony, Germany
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 6 × 2 cm
Description

Prehnite in 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
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