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Quartz & Adularia

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KFT85173

Quartz & Adularia

Description Tabs

Description
Locality: 
Disentis, Vorderrhein, Grisons, Switzerland
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.1 × 7.2 × 3 cm
Description

Extremly glossy and translucent. Looks that it has been destroyed and healed upmore than one time. Of course not a normal quartz - really a special one.

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