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0 item @ $0.00  

Chrysoberyl

#BAC64080

Chrysoberyl

#BAC64080
Availability
Sold
Size
1.1 x 0.8 x 0.9 cm - Thumbnail 
Formula
BeAl2O4 (RRUFF)
Locality
Espirito Santo, Brazil
Tagged
beryllium

Two yellow crystals of Chrysoberyl showing nice cyclic twinning. 

Chrysoberyl

Formula
BeAl2O4 
Crystal System
Orthorhombic 
Crystal Habit
Twinning Common, Prismatic, Tabular 
Cleavage
Distinct, Imperfect, Imperfect 
Luster
Vitreous (Glassy) 
Color
blue green, brown, brownish green, green, gray 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
8.5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection

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