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Quartz beads with faceted tourmaline inclusions
Poids d'un rang: Environ 157g
Indice de réfraction: Entre 1
In the plaglioclase
Polariscope: Anisotrope (souvent opaque)
Perles en malachite pierre de lune pêche Quartz beads with faceted tourmalineMalachite beads. Color: Light green to dark green zoning Size: 7. 5 8mm Country of origin: Congo Number of beads: Approximately 111 Weight of one row: Approx: 52g Gemological information about malachite: Possible color: Light green to dark green with zoning Density: Between 3. 60 and 4. 05 Hardness: Between 3. 5 and 4 Crystal system: Monoclonic Fracture: Subconchoidal to coarse grained Cleavage: Perfect Polariscope: Opaque Refractive index: Np: 1. 655
