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0 item @ $0.00  

Stannite with Boulangerite, Quartz

#PD37140

Stannite with Boulangerite, Quartz

#PD37140
Availability
Sold
Size
4.5 x 3.5 x 4 cm - Miniature 
Formula
Cu2FeSnS4 (RRUFF)
Locality
Yaogangxian mine, Chenzhou, Hunan prov., China
Tagged
sulfide

Nice combination specimen with brassy 3-5mm Stannite crystal groups, black sphalerite, arsenopyrite with clear Quartz.

Stannite

Formula
Cu2FeSnS4 
Crystal System
Tetragonal 
Crystal Habit
Massive - Granular, Crystalline - Fine 
Cleavage
Imperfect, None, None 
Luster
Metallic 
Color
blue, grayish black, steel gray 
Streak
black 
Class
Tetragonal - Scalenohedral 
Fracture
Uneven 
Hardness
3.5-4 

Data courtesy of Webmineral.

Collection
Phillips Collection
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