Report · 4cbdb3fb-facf-426d-9edf-3d46b826a203

Gemstone Identification Report #075-2026

Green-Blue Sapphire, Corundum

Issued

03/03/2026

Olena Rybnikova, PhD · GIA

Origin

Australia

Species
Green-Blue Sapphire, Corundum
Specimen
Variety
Heart
Weight
0.710 ct
Dimensions
6.0 x 5.7 x 2.5
R.I.
1.762 - 1.770
D.R.
0.008
Pleo.
Weak
Fluor. LW
LW (365 nm) - inert
Fluor. SW
SW (254 nm) - inert
Chelsea
No reaction
Microscope
Hexagonal color zoning, frosted feathers, fingerprint, disc-like tension fractures.
Treatment
Heated
Origin
Australia

No description provided.