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Quartz Psm Anhydrite

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SNJ89357

Quartz Psm Anhydrite

Description Tabs

Description
Locality: 
Animas District, San Juan County, Colorado, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.2 × 6.5 × 2.2 cm
Description

This is a very sharp, white quartz encrustation. The anhydrite has been dissolved.

The San Juan are known for the production of many fine epimorphs such as this one.

This piece is somewhat fragile and will be hot glued in a box for safe shipping. The hot glue peels off after arrival.

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Anhydrite

Formula: 
CaSO4
Strunz: 
7.AD.30
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Type Locality: 
Salt mine, Hall valley, Hall, Innsbruck, Inn valley, North Tyrol, Tyrol, Austria
sanjuanmtnrocks
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