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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
Weight in grams: 24
50g Carat weight: 57
5 et 4Système cristallin: MonocloniqueCassure: Subconchoïdale à grenueClivage: ParfaitPolariscope: OpaqueIndice de réfraction: Np: 1
forme carré
Treatments that exist to modify lapis lazuli:
Perles en lapis-lazuli, forme diamant entre 6 et 10mm Chaman Weight in grams: 24Lapis lazuli beads, diamond shape. Color: Ultramarine blue, white veins (calcite), pyrite inclusions, black traces Sizes between 6 and 10mm Country of origin: Afghanistan Gemological information about lapis lazuli: Possible color: Ultramarine blue, white veins (calcite), pyrite inclusions, black traces Density: between 2. 37 and 2. 95 Hardness: 5. 5 Crystal system: Cubic Breakage: Irregular Cleavage: Perfect Polariscope: Opaque Refractive index: 1,500
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