Sample No. | SK 62 | SK 62 | SS63 | SS63 | SN 10 | SK 62 | SK 62 | SK 62 | SK 62 | SK 62 | SK 62 | SN 10 | SN 10 | SN 11 | SN 11 | SN 11 | SN 11 | SN 11 |
Mineral | Bt | Bt | Cpx | Cpx | px | px | px | Cpx | Cpx | px | px | px | px | px | px | px | px | Cpx |
No. oxygen | 22 | 22 | 6 | 6 | 6 | 4 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
Remarks | dark part | light part | ||||||||||||||||
SiO2 | 36.0827 | 36.1541 | 53.48 | 54.285 | 53.0238 | 50.2163 | 50.2615 | 52.0569 | 52.0091 | 50.9999 | 51.3637 | 46.7009 | 48.748 | 52.0569 | 51.4442 | 51.0724 | 50.9117 | 52.1571 |
Al2O3 | 12.6865 | 12.8129 | 0.391 | 0.305 | 0.2213 | 0.4372 | 0.2452 | 0.5751 | 0.4381 | 0.3306 | 0.4327 | 6.2191 | 4.9353 | 1.0663 | 0.6182 | 0.4765 | 0.4072 | 0.2747 |
TiO2 | 4.579 | 4.6074 | 0.046 | 0.016 | 0.0205 | 0.2188 | 0.0588 | 0.0568 | 0.0516 | 0.2302 | 0.2602 | 1.1254 | 0.8584 | 0.1948 | 0.1837 | 0.2059 | 0.2515 | 0.0231 |
Cr2O3 | 0.005 | 0.0067 | 0 | 0.054 | 0.0071 | 0.0032 | 0 | 0 | 0 | 0.0368 | 0 | 0.0085 | 0 | 0 | 0 | 0.0195 | 0 | 0.0316 |
Fe2O3 | ||||||||||||||||||
FeO | 20.3898 | 20.1685 | 6.427 | 6.561 | 9.0755 | 30.4116 | 30.5565 | 13.2244 | 12.5498 | 30.306 | 27.9001 | 16.1581 | 15.1994 | 24.0061 | 26.6294 | 27.6437 | 27.2831 | 10.6489 |
MnO | 0.1765 | 0.1331 | 0.448 | 0.448 | 0.5213 | 1.2375 | 1.3408 | 0.6268 | 0.6632 | 1.2062 | 0.8988 | 0.313 | 0.3596 | 0.8788 | 1.1296 | 1.532 | 1.3135 | 0.7553 |
NiO | ||||||||||||||||||
MgO | 11.0195 | 11.0148 | 15.532 | 15.788 | 13.5879 | 16.0722 | 16.1866 | 12.3436 | 12.1845 | 16.2456 | 17.2025 | 12.6446 | 13.7319 | 20.022 | 18.0135 | 17.0199 | 17.7107 | 12.661 |
CaO | 0 | 0.0211 | 22.826 | 20.215 | 23.4687 | 1.0309 | 0.9275 | 21.0658 | 21.3963 | 0.9795 | 1.9353 | 11.3523 | 11.167 | 1.3384 | 1.1987 | 1.0682 | 1.1364 | 22.9134 |
Na2O | 0.1406 | 0.1275 | 0.349 | 0.327 | 0.098 | 0.0102 | 0.0357 | 0.2088 | 0.1757 | 0.0029 | 0.0007 | 1.1935 | 1.0185 | 0.0196 | 0.0021 | 0.0197 | 0.0077 | 0.1648 |
K2O | 9.3198 | 9.4381 | 0 | 0.001 | 0.01 | 0 | 0 | 0.0037 | 0 | 0 | 0.0026 | 0.769 | 0.5475 | 0.0083 | 0.0091 | 0.0347 | 0 | 0 |
ZnO | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Total | 94.399 | 94.484 | 99.499 | 98.000 | 100.034 | 99.638 | 99.613 | 100.162 | 99.468 | 100.338 | 99.997 | 96.484 | 96.566 | 99.591 | 99.229 | 99.093 | 99.022 | 99.630 |
Si | 5.623 | 5.624 | 1.988 | 2.029 | 1.989 | 1.312 | 1.973 | 1.977 | 1.986 | 1.980 | 1.980 | 1.837 | 1.896 | 1.972 | 1.984 | 1.986 | 1.978 | 1.981 |
Al | 2.330 | 2.348 | 0.017 | 0.013 | 0.010 | 0.013 | 0.011 | 0.026 | 0.020 | 0.015 | 0.020 | 0.288 | 0.226 | 0.048 | 0.028 | 0.022 | 0.019 | 0.012 |
Ti | 0.536 | 0.539 | 0.001 | 0.000 | 0.001 | 0.004 | 0.002 | 0.002 | 0.001 | 0.007 | 0.008 | 0.033 | 0.025 | 0.006 | 0.005 | 0.006 | 0.007 | 0.001 |
Cr | 0.001 | 0.001 | 0.000 | 0.002 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.001 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.001 | 0.000 | 0.001 |
Fe3+ | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
Fe2+ | 2.657 | 2.623 | 0.200 | 0.205 | 0.285 | 0.664 | 1.003 | 0.420 | 0.401 | 0.983 | 0.899 | 0.531 | 0.494 | 0.760 | 0.858 | 0.899 | 0.886 | 0.338 |
Mn | 0.023 | 0.018 | 0.014 | 0.014 | 0.017 | 0.027 | 0.045 | 0.020 | 0.021 | 0.040 | 0.029 | 0.010 | 0.012 | 0.028 | 0.037 | 0.050 | 0.043 | 0.024 |
Ni | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
Mg | 2.558 | 2.552 | 0.860 | 0.879 | 0.759 | 0.626 | 0.946 | 0.698 | 0.693 | 0.939 | 0.988 | 0.741 | 0.796 | 1.130 | 1.035 | 0.986 | 1.025 | 0.716 |
Ca | 0.000 | 0.004 | 0.909 | 0.809 | 0.943 | 0.029 | 0.039 | 0.857 | 0.875 | 0.041 | 0.080 | 0.478 | 0.465 | 0.054 | 0.050 | 0.044 | 0.047 | 0.932 |
Na | 0.042 | 0.038 | 0.025 | 0.024 | 0.007 | 0.001 | 0.003 | 0.015 | 0.013 | 0.000 | 0.000 | 0.091 | 0.077 | 0.001 | 0.000 | 0.001 | 0.001 | 0.012 |
K | 1.852 | 1.872 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.039 | 0.027 | 0.000 | 0.000 | 0.002 | 0.000 | 0.000 |
Zn | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 | 0.000 |
Total | 15.622 | 15.618 | 4.015 | 3.975 | 4.010 | 2.677 | 4.021 | 4.016 | 4.010 | 4.006 | 4.003 | 4.050 | 4.018 | 4.000 | 3.997 | 3.998 | 4.006 | 4.018 |