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0 item @ $0.00  

Stephanite

#KR62006

Stephanite

#KR62006
Availability
Available
Price
$450.00
Size
3.6 x 2.5 x 1.8 cm - Miniature 
Formula
Ag5SbS4 (RRUFF)
Locality
Svornost mine, Jáchymov, Erzgebirge, Bohemia, Czech Republic
Tagged
sulfide , silver

This specimen originated from the Czech National Museum and is from the type locality circa 1845. It comes with the Czech label as well as the label from the late Josef Vajdak, a famous Czech mineralogist.

The crystal group shown in the second photo is 4mm and shows exceptional repeated twinning forming pseudohexagonal groups. There are several other crystals on the order of 1mm and less.

Antique Specimen

Stephanite

Formula
Ag5SbS4 
Crystal System
Orthorhombic 
Crystal Habit
Pseudo Hexagonal, Tabular, Massive 
Cleavage
Imperfect, Poor, None 
Luster
Metallic 
Color
lead gray, black 
Streak
black 
Class
Orthorhombic - Pyramidal 
Fracture
Sub Conchoidal 
Hardness
2-2.5 

Data courtesy of Webmineral.

Collection
Kenneth Raabe Collection
Special Info
Antique Specimen

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