| Weight | 2.50 crt |
| Chemical Composition | Magnesium Aluminum Oxide |
| Crystal System | Isometric (Cubic) — forms distinctive octahedral crystals |
| Mohs Hardness | 8.0 (Extremely durable for high-wear jewelry) |
| Refractive Index (RI) | 1.718 (Singly refractive, giving clean, crisp light return) |
| Optic Character | Singly Refractive (SR) — No doubling of facets or pleochroism |
| Treatments | 99% Unheated/Untreated (One of the few gems rarely subjected to heat) |








Reviews
There are no reviews yet.