Perles en fluorite / fluorine, forme goutte multicolore vert foncé)

vert foncé)

- Jade-néphrite

Perles en amazonite facettées

rétablit tous les 90°

For some between 1

Perles en fluorite / fluorine, forme goutte multicolore vert foncé)Fluorite beads, drop shape. Color: Multicolor Size: 10 x 14mm Country of origin: China Gemological information about fluorite: Possible color: Blue, brown, orange, pink Density: Between 3. 18 and 3. 25 Hardness: 4 Crystal system: Cubic Fracture: Conchoidal, irregular, brittle Cleavage: Along the faces of the octahedron Polariscope: Isotropic, does not restore or polarization anomalies Refractive index: 1. 434 Birefringence: None Chelsea Filter: Green