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0 item @ $0.00  

Corundum variety ruby

#AH51468

Corundum variety ruby

#AH51468
Availability
Sold
Size
2.5 x 2 x 0.8 cm - Thumbnail 
Formula
Al2O3 (RRUFF)
Locality
Rai-Iz, Ural Mountains, Russia

A single thin exagonal plate in matrix to 5mm across.

Corundum

Formula
Al2O3 
Crystal System
Trigonal 
Crystal Habit
Euhedral Crystals, Tabular, Prismatic 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
blue, red, yellow, brown, gray 
Streak
none 
Class
Trigonal - Hexagonal Scalenohedral 
Fracture
Tough 
Hardness

Data courtesy of Webmineral.

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