Explain the difference between radiometric and relative dating encountersdating times co uk
The Permian through Jurassic stratigraphy of the Colorado Plateau area of southeastern Utah is a great example of Original Horizontality and the Law of Superposition, two important ideas used in relative dating.
Explain the difference between radiometric and relative dating
These foreign bodies are picked up as magma or lava flows, and are incorporated, later to cool in the matrix.
As a result, xenoliths are older than the rock which contains them.
In geology, when an igneous intrusion cuts across a formation of sedimentary rock, it can be determined that the igneous intrusion is younger than the sedimentary rock.
There are a number of different types of intrusions, including stocks, laccoliths, batholiths, sills and dikes.
Geologists still use the following principles today as a means to provide information about geologic history and the timing of geologic events.