Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| Pb/Pb  | |
|---|---|
| UF | lead-lead | 
| RT | absolute age | 
| Pb-210 | |
| Pb/Th | |
| isotope ratios | |
| lead | |
| U/Pb | |
| SN | Isotopic ratio used in age determination. | 
| Data sets | Publications | Expeditions | Thesaurus | 
| Pb/Pb  | |
|---|---|
| UF | lead-lead | 
| RT | absolute age | 
| Pb-210 | |
| Pb/Th | |
| isotope ratios | |
| lead | |
| U/Pb | |
| SN | Isotopic ratio used in age determination. |