Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Bohdanowiczite Naumannite & Guanajuatite

Views:
Watches:
JYJ854104

Bohdanowiczite Naumannite & Guanajuatite

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Class: 
Massive/Crystalline
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1 × 0.9 cm
Description

Grey metallic bohdanowiczite naumannite & guanajuatite from the famous Clara mine, Oberwolfach, Germany. 

Analysed material. 

 

Mineral Data
What's on the rock

Bohdanowiczite

Formula: 
AgBiSe2
Strunz: 
2.JA.20
Crystal System: 
Trigonal
Hardness: 
3.0 - 3.5
Type Locality: 
Kletno, Kłodzko District, Lower Silesia (Dolnośląskie), Poland

Naumannite

Formula: 
Ag2Se
Strunz: 
2.BA.55
Crystal System: 
Orthorhombic
Hardness: 
2.5
Streak: 
black
Type Locality: 
Tilkerode (Abberode), Harz, Saxony-Anhalt, Germany

Guanajuatite

Formula: 
Bi2Se3
Strunz: 
2.DB.05
Hardness: 
2.5 - 3.0
Type Locality: 
Santa Catarina Mine, Rancho Calvillo, Santa Rosa, Sierra de Santa Rosa, Mun. de Guanajuato, Guanajuato, Mexico