| Property | Emerald | Jadeite |
|---|---|---|
| Category | Precious Gems | Semi-Precious Gems |
| Primary Color | green | green |
| Mohs Hardness | 7.5–8.0 | 6.5–7.0 |
| Specific Gravity | 2.67 | 3.28 |
| Refractive Index | 1.565 | 1.652 |
| Crystal System | Hexagonal | Monoclinic |
| Luster | — | Greasy,Dull |
| Chemical Formula | — | — |
| Price Tier | Investment ($5,000+/ct) | Moderate ($50-500/ct) |
| Daily Wear | Yes | No |