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The 117 pages that link to Radiometric dating, each with the reason it gives.

• Argon–argon datingNarrower topic: Argon–argon dating is one isotope-based approach to estimating geological time.

• Lunar magma oceanRelated: Isotopic ages of lunar samples constrain when large-scale melting and crystallization occurred.

• Laetoli footprintsRelated: Dating volcanic layers associated with the tracks establishes their age near 3.66 million years.

• PaleoproterozoicRelated: It establishes absolute ages for Paleoproterozoic rocks and events.

• Arthur HolmesRelated: Holmes helped establish it, and its age estimates informed his view of Earth’s history.

• ChronostratigraphyRelated: Numerical ages calibrate and constrain chronostratigraphic boundaries.

• Isotopic abundanceRelated: Dating calculations depend on parent and daughter isotope proportions.

• Lomekwi 3Related: Dating volcanic materials associated with the finds constrains the site’s age.

• Hominin evolutionRelated: Dating methods establish when hominin fossils and archaeological sites existed.

• LaetoliRelated: Dating volcanic materials constrains the age of Laetoli’s footprint layers.

• ThermochronologyNarrower topic: Thermochronology uses radiometric systems but interprets them chiefly as records of thermal passage.

• Uranium-series datingNarrower topic: Uranium-series dating is one member of this broader family of clocks.

• Young Earth creationismRelated: Its age estimates conflict with a creation only thousands of years ago.

• Absolute datingRelated: Radioactive decay provides one of the most widely used clocks for geological materials.

• Australopithecus sedibaRelated: Dating volcanic deposits associated with Malapa constrained the fossils’ age.

• Dmanisi homininsRelated: Dating volcanic layers helps establish when the Dmanisi deposits formed.

• Frederick SoddyNarrower topic: Radioactive decay laws developed in Soddy’s era underpin methods for dating rocks and artifacts.

• History of geologyRelated: It gave geology numerical ages and transformed estimates of Earth’s antiquity.

• Koobi ForaRelated: Volcanic layers in the region provide materials for dating surrounding fossil beds.

• Yixian FormationRelated: Dating volcanic minerals constrains the formation’s age more precisely than fossils alone.

• ChondriteRelated: Isotope measurements in chondrites constrain when early Solar System solids formed.

• CosmochemistryRelated: It dates Solar System formation and later events recorded in rocks.

• RadionuclideRelated: Known decay rates let radionuclides serve as clocks for geological and archaeological materials.

• Sahelanthropus tchadensisRelated: Dating associated sediments helps establish the fossils' approximate age.

• Strontium-90Narrower topic: Strontium-90 measurements can trace recent fallout rather than date ancient materials.

• Closure temperatureNarrower topic: Closure temperature governs when a mineral begins preserving the isotope ratio used to calculate an age.

• Geologic timeRelated: It supplies many of the numerical ages assigned to geological boundaries.

• Isochron datingNarrower topic: Isochron dating is a radiometric method with an internal test for initial isotope composition.

• Martian meteoriteRelated: Isotopic clocks constrain when Martian meteorites crystallized and when impacts launched them.

• Middle TriassicRelated: Dated volcanic layers help calibrate the epoch’s timeline.

• North American land mammal ageCompared with: Numerical dates can calibrate mammal-age correlations, which are defined by fossil succession.

• Richard LeakeyRelated: Dating volcanic layers helped establish the ages of fossils found in East Africa.

• Huronian glaciationRelated: Dating associated igneous rocks helps place the Huronian glacial units within the 2.4–2.1-billion-year interval.

• Lunar geologic timescaleRelated: Radiometric ages from lunar samples calibrate the timescale’s relative sequence.

• Nuclear chemistryRelated: Nuclear decay rates make it possible to date geological and archaeological materials.

• History of lifeRelated: It supplies numerical ages for rocks associated with important fossil deposits.

• OrrorinRelated: Dating volcanic deposits around the fossils helps establish Orrorin’s age.

• PaleoarcheanRelated: Isotopic dating establishes the ages of Paleoarchean rocks and constrains the era’s boundaries.

• Ardipithecus kadabbaRelated: Dating surrounding volcanic materials helps establish the fossils’ geological age.

• Australopithecus garhiRelated: Dating volcanic layers constrains the age of the Bouri fossils.

• Hawaii hotspotRelated: Dating seamount lavas established the chain’s age progression and the bend’s timing.

• PaleothermometerRelated: A temperature estimate becomes a climate history only when its sample has an age.

• Herto ManRelated: Dating methods place the Herto fossils at roughly 160,000 years old.

• Historical geologyRelated: It supplies numerical ages for rocks and events in Earth’s history.

• History of EarthRelated: Isotope decay provides numerical ages for rocks and key events in Earth’s chronology.

• Homo rhodesiensisRelated: Dating African fossil sites helps test whether proposed specimens belong to the same period.

• NectarianRelated: Radiometric ages from lunar samples help calibrate the Nectarian timescale.

• Pre-NectarianRelated: Dated lunar samples help calibrate ages inferred from ancient cratered surfaces.

• PurgatoriusRelated: Dated volcanic layers can constrain the age of deposits containing Purgatorius.

• Decay energyRelated: Decay energies help identify and quantify emissions used in isotope measurements.