| Mineral | Beryl |
|---|---|
| Chemistry | Be3Al2Si6O18 |
| Color | Green - Vivid Green |
| Refractive Index | 1.577 to 1.583 |
| Birefringence | 0.005 to 0.009 |
| Specific Gravity | 2.72 |
| Mohs Hardness | 7.5 - 8.0 |
6.06ct (PG0289)
3.48ct (PG0288)
4.54ct (PG0278)
1.33ct - 8x6mm (PG0239)
1.64ct - 8x6mm (PG0237)
20.62ct (PG0048)
12.24ct (PG0047)
10.70ct - 13mm (PG0044)
3.97ct (PG0043)
3.56ct (PG0041)