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Rhodesite & Tridymite

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ZLT584165

Rhodesite & Tridymite

Analysed

Description Tabs

Description
Locality: 
Caspar Quarry, Bellerberg, Ettringen, Eifel, Mayen-Koblenz, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
0.7 × 1.1 × 0.9 cm
Description

Small acicular rgodesite crystals with tridymite in a vug of a xenolith.

Analysed sample.

Mineral Data
What's on the rock

Rhodesite

Formula: 
KHCa2Si8O19·5H2O
Strunz: 
9.EB.05
Hardness: 
3.0 - 4.0
Colour: 
White
Type Locality: 
Bultfontein, Lejweleputswa District, Free State Province, South Africa

Tridymite

Formula: 
SiO2
Strunz: 
4.DA.10
Crystal System: 
Triclinic - Pedial
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Cerro San Cristóbal, Mun. de Pachuca, Hidalgo, Mexico

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