Oxide % | B1 | B8 | B10 | B14 | B15 | B16 | B5 |
K2O | 1.13 | 0.78 | 0.71 | 0.53 | 0.86 | 0.98 | 1.10 |
P2O5 | 0.25 | 0.34 | 0.11 | 0.36 | 0.22 | 0.17 | 0.21 |
SiO2 | 45.19 | 47.22 | 48.66 | 44.65 | 45.18 | 45.19 | 44.86 |
CaO | 15.34 | 11.44 | 10.36 | 12.31 | 10.08 | 9.86 | 9.93 |
MgO | 8.12 | 9.05 | 10.25 | 7.50 | 8.09 | 8.54 | 7.64 |
Fe2O3 | 10.11 | 10.04 | 10.35 | 12.29 | 13.98 | 14.54 | 12.18 |
Al2O3 | 13.6 | 14.93 | 13.87 | 15.22 | 15.97 | 15.78 | 16.73 |
TiO2 | 1.5 | 1.4 | 1.25 | 1.89 | 0.93 | 0.78 | 0.83 |
MnO | 0.12 | 0.11 | 0.14 | 0.25 | 0.21 | 0.23 | 0.18 |
Na2O | 2.32 | 2.41 | 2.20 | 0.78 | 1.08 | 1.29 | 3.14 |
LOI | 2.15 | 2.18 | 1.74 | 3.23 | 1.28 | 1.69 | 2.87 |