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Cristobalite In Obsidian

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SHS118460

Cristobalite In Obsidian

Description Tabs

Description
Locality: 
Canyon Butte, Siskiyou County, California, United States of America
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 8 × 5.5 cm
Description

Rich cristobalite in obsidian

Mineral Data
What's on the rock

Cristobalite

Formula: 
SiO2
Strunz: 
4.DA.15
Crystal System: 
Tetragonal - Trapezohedral
Hardness: 
6.0 - 7.0
Streak: 
White
Type Locality: 
Cerro San Cristóbal, Mun. de Pachuca, Hidalgo, Mexico
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