Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Bornite & Quartz

Views:
Watches:
KFT88107

Bornite & Quartz

Description Tabs

Description
Locality: 
Vals Valley, Surselva Region, Grisons, Switzerland
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.3 × 3.2 × 2.4 cm
Description

A very rare specimen of clear quartz(some contacts) with green chlorite inclusion and a blue bornite with metallic lustre - very hard to obtain!

Mineral Data
What's on the rock

Bornite

Formula: 
Cu5FeS4
Strunz: 
2.BA.15
Crystal System: 
Tetragonal
Hardness: 
3.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Quartz

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