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You are here: Categories > Methods > Laboratory methods > Isotopic analysis > Radiometric dating
Potassium-argon analysis
Radiometric age determination by comparison of the concentrations of radioactive potassium and argon daughter products.

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Geochronology (Western Earth Surface Processes Team) [More info]
Description of the methods of geochronology, the science of dating, used by USGS scientists in geological research.
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