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0 item @ $0.00  

Franckeite (arsenian)

#BAC65187

Franckeite (arsenian)

#BAC65187
Availability
Available
Price
$35.00
Size
2.2 x 1 x 0.8 cm - Thumbnail 
Formula
Fe2+(Pb,Sn2+)6Sn4+2Sb3+2S14 (RRUFF)
Locality
Pirquitas Ag-Sn Deposit, Rinconada Dept., Jujuy, Argentina
Tagged
sulfide , tin

Very fine granular Franckeite. 

Franckeite

Formula
Fe2+(Pb,Sn2+)6Sn4+2Sb3+2S14 
Crystal System
Triclinic 
Crystal Habit
Tabular, Massive - Fibrous, Radial 
Cleavage
Perfect, None, None 
Luster
Metallic 
Color
grayish black, blackish gray 
Streak
grayish black 
Class
Triclinic - Pinacoidal 
Fracture
Flexible 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection

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