Stratigraphic Correlation Exercise ((top)) «Limited Time»

Whether you are correlating Neogene reefs in the Caribbean or Archean banded iron formations in Australia, the logic remains unchanged. Observe meticulously. Respect facies change. Anchor your correlations in time-specific surfaces. And always—always—ask whether your lines make sense in terms of sedimentary processes.

Look for fossils that were geographically widespread but existed for a very short geologic time. If two layers contain the same index fossil, they are the same age, even if one is limestone and the other is siltstone. 3. Step-by-Step Workflow for Your Exercise stratigraphic correlation exercise