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Cassiterite

#52436
SOLD
Cassiterite from Poldory Sett, United Downs, St. Day, Cornwall, England - 52436
Cassiterite from Poldory Sett, United Downs, St. Day, Cornwall, England - 52436

Cassiterite

#52436
Availability
Sold
Size
8.5 x 5 x 3 cm - Sm Cabinet 
Formula
SnO2 (RRUFF)
Locality
Poldory Sett, United Downs, St. Day, Cornwall, England
Tagged
tin

Translucent brown euhedral crystals to 3mm. Excellent piece.

Cassiterite

Formula
SnO2 
Crystal System
Tetragonal 
Crystal Habit
Prismatic, Massive, Botryoidal 
Cleavage
Perfect, Indistinct, None 
Luster
Adamantine 
Color
brown, brownish black, colorless, green, gray 
Streak
brownish white 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Irregular 
Hardness
6-7 

Data courtesy of Webmineral.

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