FA-TOUR026GR-003-319

Natural Tourmaline - Yellowish Green - 2 mm - 0.031 ct - round - unheated

Natural Gems Belgium Colored Stone Certification  FA-TOUR026GR-003-319

IDENTIFICATION

Species : Natural Tourmaline
Variety : Green Tourmaline

DESCRIPTION

Shape & Cutting Style : Round, brilliant Cut
Measurements : 2 mm diameter
Carat Weight : 0.031 carat
Color : yellowish green
Clarity : comparable with SI
Transparency : Transparent

Birefringence : 0.020
Crystallography : Hexagonal (trigonal)
Dispersion : 0.017
Luster : Vitreous
Hardness : 7
Refractive index : 1.603-1.820
Specific gravity : 3.39-3.41

COMMENTS :

No indications of heating, no indications of any other treatment;

Personal Note From Natural Gems Belgium: