Sample | HS1 | HS2 | HS3 | HS4 | HS5 | HS6 | HS7 | HS8 | HS9 |
SiO2 | 49.61 | 49.96 | 50.77 | 49.72 | 51.66 | 51 | 49.41 | 50.05 | 49.24 |
TiO2 | 0.56 | 0.48 | 0.48 | 0.55 | 0.64 | 0.49 | 0.85 | 0.88 | 0.81 |
Al2O3 | 5.68 | 5.63 | 4.65 | 5.48 | 1.86 | 3.63 | 5.9 | 5.4 | 5.12 |
MnO | 0.13 | 0.11 | 0.15 | 0.13 | 0.28 | 0.2 | 0.23 | 0.15 | 0.18 |
MgO | 15.17 | 15.25 | 15.65 | 15.45 | 15.68 | 15.34 | 13.84 | 14.11 | 14.07 |
CaO | 22.75 | 23.09 | 22.74 | 22.67 | 20.34 | 22.29 | 22.23 | 22.35 | 22.76 |
Na2O | 0.42 | 0.45 | 0.33 | 0.47 | 0.43 | 0.3 | 0.4 | 0.46 | 0.4 |
Cr2O3 | 0.12 | 0.14 | 0.32 | 0.2 | 0.05 | 0 | 0 | 0 | 0 |
FeO | 6.04 | 5.82 | 5.52 | 5.89 | 9.47 | 7.45 | 8.25 | 8.02 | 8.22 |
Sample | HS10 | HS11 | HS12 | HS13 | HS14 | HS15 | HS16 | HS17 | HS18 |
SiO2 | 49.28 | 51.34 | 52.55 | 51.52 | 52.23 | 51.99 | 52.05 | 51.57 | 51.62 |
TiO2 | 0.85 | 0.7 | 0.47 | 0.6 | 0.55 | 0.48 | 0.49 | 0.44 | 0.54 |
Al2O3 | 6 | 1.85 | 1.95 | 2.72 | 1.72 | 1.89 | 1.87 | 1.54 | 2.25 |
MnO | 0.2 | 0.41 | 0.34 | 0.25 | 0.28 | 0.61 | 0.62 | 0.63 | 0.54 |
MgO | 14.09 | 15.89 | 16.35 | 15.94 | 16.74 | 14.16 | 14.81 | 15.44 | 14.96 |
CaO | 22.22 | 16.6 | 18.93 | 19.79 | 18.47 | 21.17 | 20.33 | 20.66 | 19.87 |
Na2O | 0.44 | 0.26 | 0.51 | 0.44 | 0.55 | 0.52 | 0.38 | 0.43 | 0.4 |
Cr2O3 | 0 | −0.01 | 0.13 | 0.33 | 0.05 | 0.02 | 0 | 0 | 0 |
FeO | 8.05 | 13.78 | 9.38 | 8.81 | 9.98 | 10.2 | 10.75 | 10.25 | 10.64 |