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Kambaba jasper beads
Country of origin: Brazil
Hardness: Between 3
Peristerite
65 Hardness: Between 6 and 7 Crystal system: Trigonal Family: Microcrystalline Quartz Breakage: Irregular Cleavage: None
Perles en rhodochrosite, forme chips Perte de poids Kambaba jasper beadsPerles en rhodochroiste, forme chips. Couleur: Rose, blanche, noir, brunPays d'origine: ArgentineInformations gemmologiques sur la rhodochrosite: Couleur possible: Rose rougeDensit: Entre 3,40 et 3,70Duret: Entre 3,5 4Systme cristallin: TrigonalCassure: Ingale, conchodaleClivage: Facile, parfaitPolariscope: Anisotrope (ne rtablit pas si opaque)Indice de rfraction: n0: 1,786 1,840 ne: 1,578 1,685Birfringence: 0,201 0,221Filtre chelsea: Pas de
