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Poids en carat: 49
Mookaite jasper cabochon
Taille: 4 x 6mm
Color: Deep red
Color: Blue with red/pink ruby inclusions Shape: Drop Size: 43
VENDU Tourmaline Noire 1 Carré facetté Poids en carat: 49Black tourmaline cabochon. Black Shape: Oval Size: 42. 62 x 25. 57mm Weight in grams: 15. 60g Carat weight: 78. 03 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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