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- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Reserve from the case
Ships within 48 hours · Estimated delivery Aug 30 - Sep 4
Approximate dimensions: Length: 9
Filtre chelsea: Inerte
- Black tourmaline
25 carat Country of origin: Tanzania Treatment: Contains colorless oil residue that is present in small fractures of the stone
Hypersthène 26 forme diamant Approximate dimensions: Length: 9Cabochon en hypersthne. Couleur: Gris Forme: Ovale Taille: 44,54 x 30,47mm Poids en gramme: 23,55g Poids en carat: 117,75 carat Pays d'origine: Canada Informations gemmologiques sur l'hypersthne: Couleur possible: Gris, vert, brun, noir Densit: Entre 3,43 et 3,90 Duret: Entre 5 et 6 Systme cristallin: Orthorombique Cassure: Irrgulire Clivage: Parfait Polariscope: Anisotrope Indice de rfraction: np: 1,686 1,755 nm: ? ng: 1,703 1,772 Birfringence: 0,015
US$ 79.90
US$ 39.90
US$ 34.90
US$ 69.90
US$ 89.90
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