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Prehnite

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CR731963

Prehnite

Description Tabs

Description
Locality: 
Habach Valley, Zell am See District, Salzburg, Austria
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
16 × 9 × 7.5 cm
Weight: 
750.00gr
Description

This is a very old and good alpine specimen from the famous Habachtal in Salzburg, Austria.

High lustrous, pale yellowish to white prehnite crystals covering a matrix of large, thin apatite crystals.

Very good and nowadays very hard to get specimen from Otto Hoffmann collection.

Acquired June 1955 ! With origina Hoffmann label.

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
Labels
Label Images - only: Prehnite