Oxides | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
SiO2 | 49.2 | 47.25 | 45.60 | 46.12 | 46.72 | 47.58 | 48.34 |
TiO2 | 00.55 | 01.33 | 00.90 | 01.20 | 00.96 | 00.51 | 0.49 |
Al2O3 | 11.90 | 12.37 | 12.10 | 12.71 | 19.42 | 08.39 | 21.43 |
Fe2O3 | 05.01 | 05.37 | 05.08 | 05.07 | 02.66 | 02.66 | 01.03 |
FeO | 05.20 | 05.93 | 04.94 | 05.14 | 03.14 | 07.99 | 04.21 |
MnO | 00.20 | 00.13 | 00.18 | 00.14 | 00.18 | 00.24 | 00.11 |
MgO | 11.95 | 13.37 | 13.05 | 12.67 | 12.73 | 20.51 | 07.04 |
CaO | 12.50 | 11.68 | 13.55 | 12.67 | 10.12 | 08.03 | 12.47 |
Na2O | 02.05 | 02.00 | 01.95 | 01.80 | 01.60 | 00.68 | 01.84 |
K2O | 00.38 | 00.37 | 00.25 | 00.30 | 00.26 | 00.14 | 00.23 |
P2O5 | 00.59 | 00.28 | 00.34 | 00.31 | 00.02 | 00.05 | 00.08 |
L.O.I | 00.69 | 01.28 | 01.08 | 02.00 | 01.66 | 04.21 | 02.22 |