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20-May-2018 17:08

Free 5-day trial Discover how geologists study the layers in sedimentary rock to establish relative age.Learn how inclusions and unconformities can tell us stories about the geologic past.

Relative dating requires an extensive knowledge of stratigraphic succession, a fancy term for the way rock strata are built up and changed by geologic processes.

As a member, you'll also get unlimited access to over 70,000 lessons in math, English, science, history, and more.

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Geologists use this type of method all the time to establish relative ages of rocks.

Now, what if instead of being horizontal, this rock layer was found in a tilted position?

Relative dating requires an extensive knowledge of stratigraphic succession, a fancy term for the way rock strata are built up and changed by geologic processes.

As a member, you'll also get unlimited access to over 70,000 lessons in math, English, science, history, and more.

Plus, get practice tests, quizzes, and personalized coaching to help you succeed.

Geologists use this type of method all the time to establish relative ages of rocks.

Now, what if instead of being horizontal, this rock layer was found in a tilted position?

Let's say, in this set of rock strata, that we found a single intrusion of igneous rock punching through the sedimentary layers.