Blue zircon 0,8 ct.

Light blue zircon.
Weight: 0,8 ct.
Measurements: 3,2 × 4,4 × 4,9 mm.
Origin: Cambodia.
Treatment: Heat.
 
A glowing blue. This zircon is mined between rubber trees in the small village Bokeo, outside the town Banlung in Ratanakire province. Heated in Banlung and cut in Ratnapura, Sri Lanka.