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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20
Polariscope: Anisotropic (restores all 90° except in the optical axis)
Shape: Pebble / larger nuggets
Hardness: 7 (for quartz)
Lithotherapie (vertus présumées):
Biréfringence: 0
Perles en lapis-lazuli, forme goutte Rond / Plat / Facetté Polariscope: Anisotropic (restores all 90°Lapis lazuli beads. Color: Ultramarine blue, white veins (calcite), pyrite inclusions, black traces Size: 10 x 14mm Shape: Drop Country of origin: Afghanistan Number of pearls per row: 33 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
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