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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
Dureté: Entre 2 et 3
Weight in grams: 18
La garniérite est plutôt considérée comme une roche
Sizes between 10 and 20mm
Number of pearls in a row: 39 pearls
VENDU Tourmaline Noire 5 quartz fumé Dureté: Entre 2 et 3Black tourmaline cabochon. Black Shape: Oval Size: 40. 94 x 27. 08mm Weight in grams: 11. 94g Carat weight: 59. 69 carat Country of origin: Madagascar Gemological information about tourmaline: Density: Between 2. 84 and 3. 40 Hardness: Between 7 and 7. 5 Crystal system: Trigonal Fracture: Subconchoidal to irregular Cleavage: None Polariscope: Anisotropic (restores all 90 except in the optical axis) Refractive index: Ne: 1. 603 to 1. 772 No: 1. 619 to
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