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Gwindel

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MGR647991

Gwindel

Description Tabs

Description
Locality: 
Giuv Valley, Tujetsch, Surselva Region, Grisons, Switzerland
Class: 
Crystal Group/Cluster
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.1 × 5 × 7.3 cm
Description

A highly lustrous gwindel with some smaller smoky quartz crystals. The specimen shows this most appreciated dark warm red-brown color. The specimen is developed as floater with intergrown adularia matrix at the bottom. Not perfect, but in good condition verall. Hard to photograph, better in person.

Mineral Data
What's on the rock

Gwindel

Variety Of: 

Quartz

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