5 rules of relative dating

02-Aug-2019 18:05

5 rules of relative dating-45

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The simplest and most intuitive way of dating geological features is to look at the relationships between them.There are a few simple rules for doing this, some of which we’ve already looked at in Chapter 6.Geologists have studied the order in which fossils appeared and disappeared through time and rocks. Fossils can help to match rocks of the same age, even when you find those rocks a long way apart.This matching process is called correlation, which has been an important process in constructing geological timescales.

An example of an unconformity is shown in Figure 8.8.Relative dating does not provide actual numerical dates for the rocks.