Mineral | Corrundum |
---|---|
Chemistry | Al2O3 |
Color | Red - Vivid Red |
Refractive Index | 1.762 - 1.770 |
Birefringence | 0.008 - 0.010 |
Specific Gravity | 4.00 |
Mohs Hardness | 9.0 |
4.11ct (ME5-21)
3.05ct - 8mm (ME5-20)
1.03ct (ME5-18)
1.01ct (ME5-17)
3.04ct - 7mm (ME5-16)
1.19ct (ME5-15)
1.02ct - 7x5mm (ME5-10)
1.09ct (ME5-09)
1.01ct - 6mm (ME5-08)
1.04ct - 5mm (ME5-07)
1.28ct (ME5-05)
1.04ct (ME5-04)
1.01ct (ME5-03)
1.02ct (ME5-02)
1.59ct (ME5-01)
1.18ct - 7x5mm (FR96-21)
1.04ct (FR96-18)
1.22ct - 7x5mm (FR96-17)
3.03ct (FR96-16)
1.43ct - 6mm (FR96-15)
3.04ct (FR96-14)
3.04ct (FR96-13)
1.48ct (FR96-12)
3.15ct - 9x7mm (FR96-11)