3.14 Ct. 5 Pcs. Good Oval Cabochon Natural Royal Blue Lapis Lazuli Unheated
Price: $5.35
Product ID: 818502967
Product Name: Lapis Lazuli
Price : $5.35
Weight: 3.14
Jewelry Size: 7.2 x 5.3 x 2.3 Mm
Shape: Oval Cabochon
Color: Blue
Clarity: Opaque
Luster: Good
Origin: Afganistan
Treatment: Unheated
Crystal Structure: Isometric
Hardness: 5.5 - 6.5
Specific Gravity: 2.7 - 2.9
Refractive Index: 1.50 - 1.55
Chemical: (Na,Ca)8(Al,Si)12O24(S,SO4)