Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Kësterite Zincobriartite & Velikite

Views:
Watches:
JYJ868315

Kësterite Zincobriartite & Velikite

Description Tabs

Description
Locality: 
Tsumeb Mine, Otavi Highlands, Namibia
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.3 × 0.4 cm
Description

SEM-EDS confirmed polished section with zincobriartite and kesterite in the core of the kesterite group inclusions and outer rim of velikite and the Ge analogue of velikite. 

Material was analysed by SEM-EDS & Raman spectroscopy. Analysis comes with the specimen. 

Mineral Data
What's on the rock

Kësterite

Formula: 
Cu2(Zn,Fe)SnS4
Strunz: 
2.CB.15a
Hardness: 
4.5
Streak: 
Black
Type Locality: 
Këster Deposit (Kester Deposit), Arga-Ynnakh-Khaya granite Massif, Yana-Adycha Region, Yana River Basin, Verkhoyansk, Sakha Republic (Saha Republic; Yakutia), Eastern-Siberian Region, Russia

Zincobriartite

Formula: 
Cu2(Zn,Fe)(Ge,Ga)S4
Group Parent: 
Stannite
Crystal System: 
Tetragonal
Type Locality: 
Prince Leopold Mine, Kipushi, Katanga, Democratic Republic of the Congo

Velikite

Formula: 
Cu2HgSnS4
Strunz: 
2.CB.15a
Hardness: 
4.0
Colour: 
Dark gray
Type Locality: 
Khaidarkan Sb-Hg deposit (Chaidarkan), Fergana Valley, Alai Range (Alay Range), Osh Oblast, Kyrgyzstan