Caractéristiques

Conditie
Nieuw

Description

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

find the online certificate here

...
...
...
...
...
...
...
...
...
...
...
...
Opwijk
vu 0x
sauvegardé 0x
Depuis 12 juin '26
Numéro de l'annonce: a163408365