Blue Crystal
Medium crystal with medium to deep blue colour varying in shades from light to medium and dark blue.
Range | From | To | Avg | ASTM |
---|---|---|---|---|
Abrasion Resistance-Kessler Index | 9.4 | 20.5 | 13.3 | 10 |
Absorbtion by Weight | 0.06 | 0.13 | 0.10 | 0.15 |
Bulk Density (Kg/m3) | 2690 | 2710 | 2700 | 2595 |
Compressive Strength (MPA) | 23.9 | 47.9 | 35.3 | 52 |
Flexural Strength | 0.36 | 2.68 | 1.5 | N/A |