RO-TOUR025BG-002-438

Certificate: RO-TOUR025BG-002-438

Gem Type: Tourmaline

Weight: 1.585 Carat

Shape: Rough

Size: 10.1 x 4.1 x 4.0 mm.

Color: green verdelite

Clarity: Transparent

Luster: N/A

Treatment: Unheated Untreated

Birefringence : 0.020
Crystallography : Hexagonal (trigonal)
Dispersion : 0.017
Luster : Vitreous
Hardness : 7