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

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

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

• 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.

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

• 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.

• 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.

• EratosthenianRelated: Returned lunar samples calibrate crater-based estimates of period boundaries.

• GeologistRelated: It gives numerical ages to rocks and events that field relationships place in sequence.

• Radiation (physics)Related: Radioactive decay supplies measurable emissions and changing isotope abundances for dating.

• Transitional fossilRelated: Dating geological material constrains the timing of the transition represented.

• AustralopithecineRelated: Dating volcanic deposits helps establish when australopithecine fossils lived.

• ChronometryRelated: It determines elapsed time indirectly through a calibrated physical process.

• Decay productRelated: Accumulated daughter products provide clocks for dating rocks and other materials.

• Earliest known life formsRelated: Dating the enclosing rocks constrains when proposed organisms or biological traces could have existed.

• Formation and evolution of the Solar SystemRelated: Meteorite isotope measurements set the chronology of the Solar System’s earliest solids.

• KenyanthropusRelated: Dating surrounding volcanic deposits helps constrain the fossils’ age.

• PaleocontinentRelated: Rock ages help distinguish ancient continental fragments and date their assembly.

• Primordial nuclideRelated: Primordial radioactive nuclides and their products date rocks and minerals.