Kenmerken
Beschrijving
Natural Tourmaline - light green - 2.4 mm - 0.059 ct - round - unheated
Natural Gems Belgium Colored Stone Certification FA-TOUR026BP-003-330
IDENTIFICATION
Species : Natural Tourmaline
Variety : Green Tourmaline
DESCRIPTION
Shape & Cutting Style : Round, brilliant Cut
Measurements : 2.4 mm diameter
Carat Weight : 0.059 carat
Color : green
Clarity : comparable with VS
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:
Color : good
Clarity : good
Cut : good to very good
Carat : jewelry size.
Luster : high
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