VENDU Aigue-marine 1 obsidienne noire Different countries where rose quartz

Different countries where rose quartz can be extracted: Madagascar

except in the optical axis) Refractive index: n0: 1

forme goutte facettée

Couleur: Gris sur fond noir

VENDU Aigue-marine 1 obsidienne noire Different countries where rose quartzAquamarine cabochon. Cannot be drilled by me, my strands are too short. Color: Blue Shape: Oval Size: 32. 39 x 26. 08mm Weight in grams: 16. 93g Carat weight: 84. 65 carat Country of origin: Brazil Gemological information about aquamarine: Possible colors: Light blue to dark blue. Blue green Density: Between 2. 68 and 2. 80 Hardness: 7. 5 Crystal system: Hexagonal Fracture: Conchoidal Cleavage: Imperfect Polariscope: Anisotropic (restores all 90,