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Ships within 48 hours · Estimated delivery Oct 27 - Nov 1
Reserve from the case
Ships within 48 hours · Estimated delivery Oct 27 - Nov 1
- Black tourmaline
031 (chrome diopside: 0
18mm Weight in grams: 13
Color: Light green to dark green zoning Shape: Drop Size: 30
Blue calcite cabochon
Hypersthène 26 forme diamant - Black tourmalineCabochon 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$ 100.00
US$ 140.00
US$ 120.00
US$ 100.00
US$ 180.00
US$ 175.00
US$ 155.00
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