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How is potassium-argon dating used

How is potassium-argon dating used

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Potassium-Argon Dating Methods

Potassium–argon dating, abbreviated K–Ar dating, is a radiometric dating method used in geochronology and archaeology. It is based on measurement of the. One of the most widely used dating methods is the potassium-argon method, which has been applied to 'dating' rocks for decades, especially.

Potassium-argon Dating Dr. Michael Wilson, Geology Department, Douglas College "Potassium argon dating is another alternative that could be used.

A-Z of Archaeology: 'K, K-Ar Dating' (Potassium, Argon Dating)

Click on the "Show Movie" button below to view this animation. How are Samples Processed? Clicking on the "Show Movie" button below will bring up an animation that illustrates how a K-Ar sample is processed and the calculations involved in arriving at a date. K-Ar Processing Limitations on K-Ar Dating The Potassium-Argon dating method is an invaluable tool for those archaeologists and paleoanthropologists studying the earliest evidence for human evolution.

As with any dating technique, there are some significant limitations. As the simulation of the processing of potassium-argon samples showed, the standard deviations for K-Ar dates are so large that resolution higher than about a million years is almost impossible to achieve.

Potassium-argon dating is accurate from 4.