what type of rocks are best for radiometric dating / Radioactive dating - The Australian Museum

what type of rocks are best for radiometric dating

what type of rocks are best for radiometric dating

Media Center. Uranium—lead radiometric dating involves using uranium or uranium to date a substance's absolute age. The amount of time it takes for half of the parent isotopes to decay into daughter isotopes is known as the half-life of the radioactive isotope. Is this a remarkable coincidence? More Ways to Give. Absolute radiometric dating requires a measurable fraction of parent nucleus to remain in the sample rock. We know the exact day of this eruption because Pliny the Younger carefully recorded the event.

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