Absolute dating of fossils definition dating women from cameroon hints


absolute dating of fossils definition-36

So in order to date most older fossils, scientists look for layers of igneous rock or volcanic ash above and below the fossil.

Scientists date igneous rock using elements that are slow to decay, such as uranium and potassium.

Even the use of isochron dating, which is supposed to eliminate some initial condition assumptions, produces dates that are not reliable.

Our understanding of the shape and pattern of the history of life depends on the accuracy of fossils and dating methods.

As discussed before, the assumptions influence the interpretation of the data.

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