Spot name | U (µg/g) | Th (µg/g) | Th/U | f206a | Concordia diagram (208Pb corr.) | 206Pb/238U Age (Ma) | ± 1σ | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
207Pb/235U | ± 1σ% | 206Pb/238U | ± 1σ% | ρ | ||||||||
Monte Mucrone–AV17-07 micaschist | ||||||||||||
@13 | 207 | 1 | 0.01 | 2.58 | 0.06260 | 8.13 | 0.01023 | 2.12 | 0.2629 | 65.6 | 1.4 | Rim2 |
@18 | 199 | 1 | 0.01 | 2.25 | 0.06597 | 4.35 | 0.01024 | 2.22 | 0.4904 | 65.7 | 1.5 | Rim2 |
@1 | 241 | 2 | 0.01 | 1.72 | 0.06392 | 4.32 | 0.01032 | 2.02 | 0.4221 | 66.2 | 1.3 | Rim2 |
@25 | 198 | 1 | 0.01 | 2.05 | 0.07004 | 4.43 | 0.01046 | 2.11 | 0.4485 | 67.1 | 1.4 | Rim2 |
@34 | 339 | 2 | 0.01 | 0.69 | 0.07086 | 3.19 | 0.01056 | 1.70 | 0.5095 | 67.7 | 1.1 | Rim2 |
@14 | 178 | 1 | 0.01 | 2.32 | 0.07012 | 4.65 | 0.01098 | 2.19 | 0.4475 | 70.4 | 1.5 | Rim2 |
@23 | 287 | 1 | 0.01 | 0.36 | 0.07005 | 4.27 | 0.01124 | 2.89 | 0.6531 | 72.0 | 2.1 | Rim2 |