Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Kr/Kr  | |
|---|---|
| RT | absolute age |
| isotope ratios | |
| isotopes | |
| krypton | |
| SN | Isotopic ratio used in age determination. Added to Thesaurus in 1989. |
| Data sets | Publications | Expeditions | Thesaurus |
| Kr/Kr | |
|---|---|
| RT | absolute age |
| isotope ratios | |
| isotopes | |
| krypton | |
| SN | Isotopic ratio used in age determination. Added to Thesaurus in 1989. |