CA-AVEN026GR-003-170

Certificate : CA-AVEN026GR-003-170
Gem Type: Natural Aventurine
Weight: 0.286 Carat
Shape: round
Size: 3.9 x 3.9 x 2.3 mm.
Color:  green
Transparency: Transluscent
Treatment: no indications of heating, no indications of other treatments
Birefringence : 0.007 to 0.010

Dispersion : none
Luster : Vitreous
Hardness : 7 to 6.5
Refractive index : 1.544 to 1.553 
Specific gravity : 2.64 to 2.69