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Indialite Pseudobrookite Tridymite

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ZLT992106

Indialite Pseudobrookite Tridymite

Description Tabs

Description
Locality: 
Nickenicher Weinberg, Nickenich, Andernach, Mayen-Koblenz, Rhineland-Palatinate, Germany
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
0.8 × 2 × 1 cm
Description

Group of blue Indialite crystals with white aggregates tridymite and brown tabular pseudobrookite in a vug of a xenolith. FOV 1.7 mm.

Mineral Data
What's on the rock

Indialite

Formula: 
Mg2Al3(AlSi5O18)
Strunz: 
9.CJ.05
Hardness: 
7.0 - 7.5
Type Locality: 
Bokaro coalfield, Hazaribagh District, Jharkhand, India

Pseudobrookite

Formula: 
Fe2TiO5
Strunz: 
4.CB.15
Crystal System: 
Orthorhombic - Dipyramidal
Hardness: 
6.0
Streak: 
Brown
Type Locality: 
Uroi Hill (Arany Hill), Simeria, Hunedoara Co., Romania

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

Seller Information

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