RO-RUBY026PR-003-462

Natural Rough Ruby - 13.680 ct - natural ruby - heated

Certificate: RO-RUBY026PR-003-462

Gem Type: Corundum - Ruby
Weight: 13.680 Carat
Shape: Rough
Size: 20.2 x 11.9 x 7.5 mm.
Color: Purplish pinkish red
Clarity: Opaque
Luster: N/A
Treatment: heated, with residue

Birefringence : 0.008-0.009
Luster : Vitreous
Hardness : 9
Inclusions : mainly silk 
Refractive index : 1.757-1.779
Specific gravity : 3.99-4.1
Dispersion : 0.018

COMMENTS :

indications of heating, Fissure Filling
color and clarity enhanced