Rode Jaspis ± 0.30 CT. 4 mm Ronde Cabochon Color: Brick Red Clarity: Opaque Luster: Stunning Luster Of Good Polish Origin: Australia Hardness: 7 Specific Gravity: 2.65 - 2.91 Refractive Index: 1.544 - 1.553 Chemical Composition: SiO2, Silicon Dioxide Crystal Structure: Trigonal Treatment: None
