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Smoky Quartz & Adularia

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MGR744928

Smoky Quartz & Adularia

Description Tabs

Description
Locality: 
Giuv Valley, Tujetsch, Surselva Region, Grisons, Switzerland
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 5 × 4.9 cm
Description

A true alpine treasure! The specimen is well balanced and show the most aesthetic assemble you can imagine. The free-standing main crystal raise up vertically - it is absoluetly flawless, it shows the most perfect luster and a very good color. The contrast to snpwy white, sharp terminated and glossy adularis crystals is wonderful - the crystal is set in the center of the piece. Minor greenish chlorite is also present. No significant damages at all.

Mineral Data
What's on the rock

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0

Adularia

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