Perles en améthyste oeil de faucon The aventurescence effect so appreciated

The aventurescence effect so appreciated in sunstone is a reaction to light of these fine inclusions

- Magnesite

Note: Other names: Rainbow Moonstone

Shape: Pointed oval :-D

Poids en gramme: 27

Perles en améthyste oeil de faucon The aventurescence effect so appreciatedAmethyst beads. Color: Light purple Sizes: 30 60mm Country of origin: Brazil Weight of one row: Approx: Approx 256g Number of beads in a row: 35 beads Gemological information about amethyst: Possible color: Blue mauve, purple, dark magenta, purple magenta Density: 2. 65 Hardness: 7 Crystal system: Trigonal Fracture: Conchoidal Cleavage: None Polariscope: Anisotropic (restores all 90, except in the optical axis) Refractive index: n0: 1. 538 to 1. 544