Green aventurine cabochon, 4mm round, 0.286 ct. This genuine stone brings calm and balance to any piece. Perfect for jewelry making, pendants, or rings.
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