Perles en améthyste, forme diamant entre 6 et 10mm fleur de vie Rhodonite beads

Rhodonite beads

Traitement possible de la fluorite:

Bull's eye treatment:

Different countries where rose quartz can be extracted: Madagascar

Perles en améthyste, forme diamant entre 6 et 10mm fleur de vie Rhodonite beadsAmethyst beads, diamond shape. Color: More or less light purple. Sizes between 6 and 10mm Country of origin: Brazil 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 ne: 1. 547 to 1. 553 Birefringence: