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Prehnite

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GND35746

Prehnite

Description Tabs

Description
Locality: 
Prospect Quarry, Prospect, Cumberland County, New South Wales, Australia
Size Range: 
Cabinet (10-18 cm)
Size: 
12.5 × 8.7 × 5 cm
Description

A large specimen containing an open vugh of yellow to pale green prehnite in an altered igneous looking matrix containing what appears to be small black crystals of augite. There is also a couple of patches of nice little modified rhombs of honey coloured calcite on the prehnite for added interest.

This is old material that was collected many years ago, the quarry having long since closed.

Packing & Handling Fees.  This specimen Only
Asia Pacific $15
USA & Canada $18
Europe & Rest of World $22

Please note that you can combine multiple items any time to help offset these costs.

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
Gondwana Minerals