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 |
2.56ct - 9x7mm (PG0577)
5.00ct (PG0576)
5.06ct - 11x9mm (PG0574)
5.26ct (LM6-60)
3.19ct (LM6-55)
4.09ct (LM6-45)
4.60ct - 10x8mm (LM6-43)
6.05ct (LM6-39)
5.08ct (LM6-38)
6.13ct (LM6-37)
5.06ct (LM6-36)
4.02ct (LM6-30)
4.03ct (LM6-28)
4.04ct (LM6-27)
5.04ct (LM6-26)
4.16ct - 9x7mm (LM6-23)
4.02ct (LM6-21)
3.04ct (LM6-20)
3.13ct (LM6-18)
5.08ct (LM6-16)
4.06ct (LM6-15)
5.03ct - 11x9mm (LM6-14)
4.26ct (LM6-13)
5.12ct (LM6-12)