uranium-234-uranium-238 dating

uranium-234-uranium–238 dating

Method of age determination that makes use of the radioactive decay of uranium-238 to uranium-234; the method can be used for dating sediments from either a marine or a playa lake environment. Because this method is useful for the period c. 100,000–1.2 million years before the present, it helps in bridging the gap between the carbon-14 dating method and the potassium-argon dating method.

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