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Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
88mm Weight in grams: 3
Biréfringence: Entre 0
Poids en gramme: 30
Tailles entre 6 et 12mm
- Tourmaline noire
Perles en améthyste, forme coeur blanche 88mm Weight in grams: 3Amethyst beads, heart shape. Color: Light to dark purple. Size: 8 x 4mm Country of origin: Brazil Number of hearts in a row: 53 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
US$ 1600.00
US$ 595.00
US$ 1350.00
