Perles en améthyste facettées entre 6 et 10mm quartz - Chauffage pour améliorer la

- Chauffage pour améliorer la couleur

Polariscope: Opaque (rarely translucent)

Fracture: Conchoidal to irregular

Number of pearls on a row of 2-2

this quartz helps to bring back good humor and the joy of living

Perles en améthyste facettées entre 6 et 10mm quartz - Chauffage pour améliorer laFaceted amethyst beads. Color: Dark 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: 0. 009 Chelsea