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Prehnite

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SYA781216

Prehnite

Antarctica expedition GANOVEX I

Description Tabs

Description
Locality: 
Litell Rocks, Victoria Land, Eastern Antarctica, Antarctica
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.5 × 1 cm
Description

A group of light green prehnite crystals.

This specimen was found during the first German Antarctica Expedition GANOVEX I   1979/80

Comes with a  -copy-  of the original label from the mineralogist of this expedition.

Nice thumbnail specimen from rare locality.

Prehnite from this locality is probably lacking in most collections.

Ex collection Dipl. Min Ulrich Vetter, Hannover

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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