Granublanc / Granusil
Source: pebble career – Degree of ignition: 1000 ° C
CHEMICAL
ANALYSES
SiO2 | 99,20% |
AI2O3 | 0,12% |
Fe2O3 | 0,11% |
MgO | 0,01% |
K2O | 0,04% |
CaO | 0,24% |
Na2O | 0,06% |
Loss on ignition | 0,16% |
SPECIFICATIONS
Specific Gravity | 2,4 |
Mohs hardness | 7 |
PSV | 57 |
Micro Deval | 10 |
Whiteness | Y > 80 |