Potassium-Argon Dating Practices. The(K-Ar that is potassium-argon isotopic dating method is very ideal for determining the chronilogical age of lavas.

B.A., Earth Sciences, University of New Hampshire Developed in the 1950s, it had been crucial in developing the idea of dish tectonics plus in calibrating the geologic time scale. Potassium-Argon Fundamentals Potassium happens in 2 stable isotopes ( 41 K and 39 K) plus one isotope that is radioactive 40 K). Potassium-40 decays by having
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