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Quartz & Adularia

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ESM822419

Quartz & Adularia

Description Tabs

Description
Locality: 
Maderanertal, Uri, Switzerland
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
15 × 16 × 4 cm
Description

Clusters of clear quartz crystals with colorless adularia

Mineral Data
What's on the rock

Quartz

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

Adularia

Formula: 
KAlSi3O8
Strunz: 
9.FA.30
Crystal System: 
Monoclinic
Hardness: 
6 Ortho - clase