How old is the earth according to radiometric dating

how old is the earth according to radiometric dating

James Joly calculated that the Earth's age was 89 million years on the basis of the Radiometric dating is based on the decay of long-lived radioactive isotopes .. the various minerals in varying proportions according to the composition and . Scientists have calculated that Earth is billion years old, with an error 20th century, scientists refined the process of radiometric dating. The radiometric evidence for a b.y. old Earth is reviewed and deficiencies of the uranium/lead method are discussed. The basic theory of radiometric dating.
  • Reliability of radiometric dating
  • Radioactive isotopes and the age of Earth
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Age of the Earth

how old is the earth according to radiometric dating