Uranium lead dating problems

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Uranium — Lead dating is the geological age-determination method that uses the radioactive decay of uranium U isotopes U, U, and also in this entry Th into stable isotopes of lead Pb Pb, Pb, and Pb, respectively. U—Pb geochronology is the science of both the methodology but also the application of these methods to geological problems. Skip to main content Skip to table of contents. Editors: W.

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Absolut datering handlar om att få fram en konkret ålder på ett föremål. Med absolut menas inte exaktutan att den tillskillnad från den relativa görs direkt på objektet i fråga och ger en ålder som inte står i relativitet till något. Det finns i flera sorters absoluta dateringar, alla baserade på olika principer och med olika tillämpning.

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