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Contents of 5.8 How do plate tectonics and sedimentary rocks connect?
5.8 How do plate tectonics and sedimentary rocks connect?
- The patterns of ancient environments is preserved in sedimentary rocks.
- These patterns allow interpretation of ancient geography.
- Aspects of geography are linked to plate tectonics, such as mountains over subduction zones and basins in other areas (low spots).
- Sediments accumulate in tectonic basins.
- These basin rocks provide information about the size of the basin, directions of depositional systems, and relations to highlands being eroded.
- Thus, sedimentary data can be used to interpret the history of plate tectonics.