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| Data sets | Publications | Expeditions | Thesaurus |
isotopes  | |
|---|---|
| NT | radioactive isotopes |
| stable isotopes | |
| RT | absolute age |
| activation analysis | |
| analysis | |
| argon | |
| background level | |
| carbon | |
| chemical analysis | |
| chemical elements | |
| cosmogenic elements | |
| fallout | |
| geochemistry | |
| ground water | |
| helium | |
| hydrogen | |
| I/Xe | |
| inclusions | |
| isotope fractionation | |
| isotope ratios | |
| K/Rb | |
| Kr/Kr | |
| krypton | |
| lead | |
| SN | Used for the application of the study of radioactive and stable isotopes to geology, excluding absolute age dating. Also search isotopic. Indexed with with specific isotope and material where available. |