RO-TOUR025BG-002-444

Certificate: RO-TOUR025BG-002-444

Gem Type: Tourmaline

Weight: 1.299 Carat

Shape: Rough

Size: 7.8 x 3.9 x 3.6 mm.

Color:  very light green to bright green with tones of bluish green

Clarity: Transparent

Luster: N/A

Treatment: Unheated Untreated

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