Corundum (Var: Sapphire)
Specimen ID: DX-2WG-RJ
8.6mm x 7.3mm x 6.1mm
weight: 3.36 carats
Purplish blue changes to a lavender purple colour. Certified by GIA and also the best lab in Sri Lanka as no heat using FTIR.
Easily verified as no heat with microscope, quite clean just some moderate silk under magnification that shows it is unheated.
Mineral(s)
8,544 gemdatids have been issued as of 16th Jun 2025 4:01 am UTC