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Amethyst Prehnite Hematite & Enhydro

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RAF101843

Amethyst Prehnite Hematite & Enhydro

Gem Crystal

Description Tabs

Description
Locality: 
Brandberg, Dâures, Erongo Region, Namibia
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.8 × 2.1 × 1.8 cm
Largest Crystal: 
8.80cm
Description

A very fine specimen of amethyst prehnite haematite & enhydro crystal that came out from Brandberg. Very good enclusions and colour. A gem of a specimen with a movable bubble... Weight: 52gr.

Mineral Data
What's on the rock

Amethyst

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0
Colour: 
Purple

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

Hematite

Formula: 
Fe2O3
Strunz: 
4.CB.05
Crystal System: 
Trigonal
Hardness: 
5.0 - 6.0