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- USA
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Ships within 48 hours · Estimated delivery Oct 23 - Oct 28
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Description
Refractive index: From 1
Stone: Lapis lazuli
A savoir: C'est le nom générique d'un minerai de nickel vert qui s'est formé à la suite de l'altération latéritique de roches ultramafiques (serpentinite
Size: 12mm
Perles en chrysoprase, forme carré facetté décoration en bois Refractive index: From 1Perles en chrysoprase Couleur: Vert Forme: Carr facett Taille: 4 4,5mm Pays d'origine: Australie Informations gemmologiques sur le chrysoprase: Couleur possible: Vert pomme vert clair Densit: Entre 2,57 et 2,64 Duret: 6 Systme cristallin: Trigonal Microcristallin Cassure: Conchodale; esquilleuse, irrgulire Clivage: Aucun Polariscope: Anisotrope Indice de rfraction: De 1,53 1,55 ne: 1,539 1,545 n0: 1,526 1,535 Birfringence: +0,004 +0,009 Filtre
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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