Absolute geologic age dating

15-Mar-2019 14:20

This uses radioactive minerals that occur in rocks and fossils almost like a geological clock.It’s often much easier to date volcanic rocks than the fossils themselves or the sedimentary rocks they are found in.Studying the layers of rock or strata can also be useful. If a layer of rock containing the fossil is higher up in the sequence that another layer, you know that layer must be younger in age. This can often be complicated by the fact that geological forces can cause faulting and tilting of rocks.

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While people are most familiar with carbon dating, carbon dating is rarely applicable to fossils.Using relative dating the fossil is compared to something for which an age is already known.