Potassium argon dating techniques

potassium argon dating techniques

The radioactive decay scheme involving the breakdown of potassium of mass 40 40 K to argon gas of mass 40 40 Ar formed the basis of the first widely used isotopic dating method. At most it may have modified the framework a little. Article History. Secondly they don't test mica for potassium-argon dating for the very reason it absorbed the argon in experiments, because mica easily weathers chemically and physically and melts at a lower temperature than biotite hornblende and other minerals used in testing. View More.

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Berkeley, University of California Press.

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K–Ar dating

Anchorage, Alaska, Alaska Geological Survey: Baksi, A. Hilgen, F.

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