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Thortveitite in Albite

#RS60527

Thortveitite in Albite

#RS60527
Availability
Sold
Size
5.5 x 4.5 x 2.5 cm - Sm Cabinet 
Formula
Sc2Si2O7 (RRUFF)
Locality
Iveland, Agder, Norway
Tagged
pegmatite mineral

Colorless to faint green needle-like crystals to 1.5cm in Albite.

Thortveitite

Formula
Sc2Si2O7 
Crystal System
Monoclinic 
Crystal Habit
Crystalline - Fine, Radial, Prismatic 
Cleavage
Perfect, None, None 
Luster
Vitreous - Adamantine 
Color
brown, grayish black, black, grayish green 
Streak
gray 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
6.5 

Data courtesy of Webmineral.

Collection
RC Stamberg Collection

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