Canadese 9 mm ronde Witte Scapoliet Cabochon gewicht 3.05 CT. Color: Fine White Clarity: Translucent Luster: Fine Sharp Cats Eye Origin: Baffin Island, Canada Hardness: 5.5 - 6 Specific Gravity: 2.5 - 2.7 Refractive Index: 1.54 - 1.60 Chemical Composition: Na4(Al, SI)12o24cl To Ca4(SI, Al)12o24(Co3, So4), Calcium Sodium Aluminum SIlicate Carbonate Crystal Structure: Tetragonal Treatment: None