Fijn Paars Rode Heldere Rhodoliet Granaat 6x4 mm Ovaal ± 0.55 CT. Clarity: Clean Luster: Astonishing Origin: Africa Hardness: 7 - 7.5 Specific Gravity: 3.6 Refractive Index: 1.73 Chemical Composition: Mg3Al2(SiO4)3, Magnesium Aluminum Silicate Crystal Structure: Isometric Treatment: None
