Position | Na2O | MgO | Al2O3 | SiO2 | K2O | CaO | Fe2O3 |
|---|
Figure 7d EDS1 | 0.3 | 0.7 | 9.8 | 71.9 | 5.3 | 10.3 | 1.6 |
Figure 7d EDS2 | 0.2 | 0.7 | 8.6 | 67.8 | 6.0 | 15.1 | 1.5 |
Figure 7f EDS1 | 0.4 | 0.8 | 12.0 | 69.1 | 5.3 | 10.5 | 1.9 |
Figure 7f EDS2 | 0.5 | 0.6 | 9.3 | 73.2 | 4.5 | 10.6 | 1.3 |
Figure 7f EDS3 | 0.1 | 1.2 | – | 47.0 | – | 50.8 | – |
