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0 item @ $0.00  

Cassiterite

#32309

Cassiterite

#32309
Availability
Sold
Size
3 x 7 x 3 cm - Sm Cabinet 
Formula
SnO2 (RRUFF)
Locality
Viloco, Araca dist., La Paz dept., Bolivia
Notes
Discounts/Promos do NOT apply to this item
Tagged
Holiday Sale

Dark rootbeer-brown Cassiterite crystals with a good adamantine luster with Quartz set on a piece of matrix that sets well without aid. The largest crystal is 2.5cm and is apparently twinned.

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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