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Tridymite & Calcite

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SYA626421

Tridymite & Calcite

Description Tabs

Description
Locality: 
Vechec, Vranov nad Topľou County, Prešov Region, Slovakia (Slovak Republic)
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 3.5 × 3.5 cm
Description

Clear to cream-white groups of hexagonal tridymite crystals with white calcite balls in a vug in matrix.

Mineral Data
What's on the rock

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Seller Information

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