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Betekhtinite & Djurleite

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SYA747461

Betekhtinite & Djurleite

Classic Locality

Description Tabs

Description
Locality: 
Dzhezkazgan, Karaganda Oblast, Kazakhstan
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.5 × 1.5 cm
Description

A fine thumbnail specimen of betekhtinite crystals and small djurleite crystals.

The surface of the betekhtinit is partly also replace by djurleite.

Nice and interesting specimen.

Mineral Data
What's on the rock

Betekhtinite

Formula: 
(Cu,Fe)21Pb2S15
Strunz: 
2.BE.05
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 3.5
Colour: 
Black
Streak: 
Black
Type Locality: 
Ernst Thälmann Shaft (Vitzthum Shaft), Hübitz, Siersleben, Mansfeld Basin, Saxony-Anhalt, Germany

Djurleite

Formula: 
Cu31S16
Strunz: 
2.BA.05
Hardness: 
2.5 - 3.0
Type Locality: 
Barranca de Cobre (Copper Canyon), Mun. de Chihuahua, Chihuahua, Mexico

Seller Information

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