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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Shipping Estimate
Description
Indice de réfraction: No: 1
Shape: Triangle
- Colorless labradorite
perfect Polariscope: Anisotropic (does not restore if opaque) Refractive index: n0: 1
Gemological information on azurite - malachite :
Hypersthène 40 Octaèdre Indice de réfraction: No: 1Cabochon en hypersthne. Couleur: Gris Forme: Triangle Taille: 45,47 x 31,21mm Poids en gramme: 14,14g Poids en carat: 70,71 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:
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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