Isotope carbon used dating things archaeology adult singles dating sunflower mississippi


30-Mar-2019 05:41

isotope carbon used dating things archaeology-75

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How can we use this method to speculate on dates going back 100,000 years?

There are a variety of radiometric dating methods that can go back much farther than that. For example, samarium-neodymium dating can go back billions of years and get precision to within less than twenty million years.

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In theory radiocarbon dating can go back around 100,000 years, but it is really unreliable past 75,000 years.

With calibrated dates, you might have an error of less than a century.

And then as 3clipse said, there are plenty of other radiometric dating techniques.



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