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0 item @ $0.00  

Semseyite with Stibnite

#50298

Semseyite with Stibnite

#50298
Availability
Sold
Size
9 x 7 x 2.5 cm - Sm Cabinet 
Formula
Pb9Sb8S21 (RRUFF)
Locality
Knipe mine, New Cumnock, East Ayrshire, Scotland
Tagged
sulfide

Ain't nothing fancy about it, but it's a locality you probably didn't know. Granular Semseyite with long, embedded Stibnite crystals to 8mm. A hand-written label (prov tab) denotes the year collected: 1980

Semseyite

Formula
Pb9Sb8S21 
Crystal System
Monoclinic 
Crystal Habit
Radial, Spherical, Tabular 
Cleavage
Good, None, None 
Luster
Metallic 
Color
black, gray 
Streak
black 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
2.5 

Data courtesy of Webmineral.

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