Table 2 Composition (in oxide weight %) obtained by microprobe analysis of the two synthesized glasses.
Wt % | SiO2 | Al2O3 | P2O5 | Na2O | CaO | MgO | K2O | MnO | Total |
|---|---|---|---|---|---|---|---|---|---|
Mn-bearing glass (VM) | 51.5 ± 0.4 | 1.8 ± 0.0 | 3.2 ± 0.2 | 1.2 ± 0.0 | 17.3 ± 0.2 | 4.3 ± 0.1 | 18.3 ± 0.1 | 2.0 ± 0.1 | 99.8 ± 0.3 |
Mn-free glass (VNM) | 52.4 ± 0.5 | 1.9 ± 0.1 | 3.4 ± 0.3 | 1.2 ± 0.0 | 17.6 ± 0.2 | 4.3 ± 0.1 | 18.8 ± 0.3 | 0.0 ± 0.1 | 99.7 ± 0.4 |
