Exclusieve en Mooie Cinnaber Cabochon Weight: 25.3 CT. Shape: Oval Cab Cabochon Size: 30x16 mm Color: Fine Multi Color Clarity: Opaque Luster: Good Polish With Nice Glow Origin: Apache Territory, U.s.a. Hardness: 2 - 2.5 Specific Gravity: 8.1+ Refractive Index: N/A Chemical Composition: Hgs, Mercury Sulfide Crystal Structure: Trigonal Treatment: None