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Cassiterite with Muscovite

#BM42467

Cassiterite with Muscovite

#BM42467
Availability
Sold
Size
6.5 x 4 x 2.5 cm - Sm Cabinet 
Formula
SnO2 (RRUFF)
Locality
Yaogangxian mine, Chenzhou, Hunan prov., China
Tagged
tin

The more I shot this specimen the more I liked it. There are numerous, excellent crystals amongst a nest of Muscovite. The crystals are from 5 to 10mm. There is also some purple Fluorite on the backside.

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.

Collection
McConlogue Collection

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