No. | Sample | 206/204 | 207/204 | 208/204 | Т (m. years) | 238U/204Pb |
1 | К-2012 | 17.222 | 15.344 | 37.217 | 556 | 8.86 |
2 | 4062 | 17.243 | 15.389 | 37.368 | 633 | 9.06 |
3 | 4081 | 17.263 | 15.404 | 37.417 | 648 | 9.13 |
4 | 4071 | 17.243 | 15.383 | 37.349 | 621 | 9.03 |