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Ettringite

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RAF765130

Ettringite

Gem Crystal

Description Tabs

Description
Locality: 
Wessels Mine, Hotazel, Kalahari, Northern Cape Province, South Africa
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 4.7 × 3.9 cm
Largest Crystal: 
0.30cm
Weight: 
202.00gr
Description

A heavy piece of Ettringite found in Wessels Mine. Lovely neon yellow colour.

Mineral Data
What's on the rock

Ettringite

Formula: 
Ca6Al2(SO4)3(OH)12·26H2O
Strunz: 
7.DG.15
Hardness: 
2.0 - 2.5
Type Locality: 
Ettringer Feld, Western lava flow, Bellerberg volcano, Ettringen, Mayen, Eifel, Rhineland-Palatinate, Germany

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$20
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Start 17 Feb 18:00
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Shipping Information

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Rest of the World
$18.99