Mineral | Corrundum |
---|---|
Chemistry | Al2O3 |
Color | Pale - Deep Yellow |
Refractive Index | 1.762 - 1.770 |
Birefringence | 0.008 - 0.010 |
Specific Gravity | 4.00 |
Mohs Hardness | 9.0 |
3.80ct - 9mm (SH0552)
5.42ct (SH0549)
5.98ct (YT0106)
3.36ct - 10x8mm (CB0122)
14.66ct (SH0383)
4.62ct - 11x9mm (SH0251)
4.26ct - 10mm (SH0243)
3.27ct - 9mm (SH0242)
4.24ct (SH0237)
3.79ct (SH0211)
2.83ct (SH0129)
3.17ct (SH0124)
3.45ct (SH0087)
141.63ct (AQ0233)
67.31ct (AQ0231)