Spot | U (ppm) | Th (ppm) | Pb (ppm) | Th/U | 207Pb/ 235U | 1σ | 206Pb/ 238U | 1σ | 238U/ 206Pb | 1σ | 207Pb/ 206Pb | 1σ | 208Pb/ 206Pb | 1σ |
Sample 09A: Adjako Biotite Bearing granite | ||||||||||||||
1 | 281.4 | 114.1 | 36.6 | 0.406 | 0.778 | 0.0201 | 0.0959 | 0.0008 | 10.4325 | 0.0886 | 0.0589 | 0.0016 | 0.1738 | 0.0445 |
2 | 292.7 | 170.9 | 39.8 | 0.584 | 0.8011 | 0.0173 | 0.096 | 0.0007 | 10.4162 | 0.0809 | 0.0605 | 0.0013 | 0.1944 | 0.0182 |
3 | 500.5 | 131.3 | 62.7 | 0.262 | 0.7982 | 0.0189 | 0.097 | 0.0009 | 10.3099 | 0.0949 | 0.0597 | 0.0014 | 0.1074 | 0.0137 |
4 | 498.3 | 211.1 | 65 | 0.424 | 0.7912 | 0.0135 | 0.0971 | 0.0007 | 10.2943 | 0.0716 | 0.0591 | 0.001 | 0.1435 | 0.0112 |
5 | 415.2 | 190.2 | 52.5 | 0.458 | 0.8009 | 0.0175 | 0.0976 | 0.0008 | 10.2488 | 0.0792 | 0.0595 | 0.0013 | 0.1564 | 0.0061 |
6 | 351.5 | 192.6 | 50.9 | 0.548 | 0.7932 | 0.0135 | 0.0977 | 0.0007 | 10.2389 | 0.0713 | 0.0589 | 0.001 | 0.1677 | 0.0207 |
7 | 252.2 | 149.9 | 35.1 | 0.594 | 0.8161 | 0.0222 | 0.098 | 0.0009 | 10.2025 | 0.0981 | 0.0604 | 0.0017 | 0.2134 | 0.0457 |
8 | 417.2 | 311.1 | 57 | 0.746 | 0.802 | 0.0202 | 0.0981 | 0.0009 | 10.1947 | 0.0979 | 0.0593 | 0.0015 | 0.2177 | 0.026 |
9 | 426.4 | 196.2 | 52 | 0.46 | 0.8074 | 0.0192 | 0.0986 | 0.0009 | 10.1409 | 0.0937 | 0.0594 | 0.0014 | 0.1527 | 0.0069 |
10 | 716.6 | 271.8 | 94.4 | 0.379 | 0.8088 | 0.0124 | 0.0994 | 0.0007 | 10.065 | 0.0678 | 0.059 | 0.0009 | 0.115 | 0.0468 |
11 | 890 | 218.7 | 107.3 | 0.246 | 0.8103 | 0.0155 | 0.0994 | 0.0008 | 10.0569 | 0.0854 | 0.0591 | 0.0011 | 0.0944 | 0.0171 |
Sample 10C: Glito 2 micas bearing granite | ||||||||||||||
1 | 546.4 | 241.3 | 65.7 | 0.442 | 0.7526 | 0.0141 | 0.0935 | 0.0008 | 10.6948 | 0.086 | 0.0584 | 0.0012 | 0.1416 | 0.0027 |
2 | 447.2 | 281.1 | 56.6 | 0.628 | 0.7682 | 0.0158 | 0.0938 | 0.0008 | 10.6582 | 0.091 | 0.0594 | 0.0013 | 0.227 | 0.0187 |
3 | 326.1 | 185.9 | 41.8 | 0.57 | 0.7658 | 0.0187 | 0.0946 | 0.0009 | 10.5709 | 0.0985 | 0.0587 | 0.0016 | 0.2464 | 0.0427 |
4 | 878 | 360.5 | 106.1 | 0.411 | 0.7747 | 0.0127 | 0.0948 | 0.0006 | 10.5444 | 0.0654 | 0.0592 | 0.001 | 0.2219 | 0.0749 |
5 | 1182.4 | 483.2 | 138.6 | 0.409 | 0.7733 | 0.0118 | 0.096 | 0.0007 | 10.4192 | 0.0764 | 0.0584 | 0.0009 | 0.1275 | 0.0034 |
6 | 655.3 | 283.7 | 78.7 | 0.433 | 0.7883 | 0.0148 | 0.0974 | 0.0008 | 10.2652 | 0.0857 | 0.0587 | 0.0011 | 0.1051 | 0.0131 |