Summary:
- There are two main types of sedimentary rocks: clastic and chemical.
- Clastic rocks are made of sediments, which are sometimes called clasts.
- Creating rocks from sediments is called lithification.
- Chemicals precipitate from liquid to form chemical sedimentary Rocks.
- Use this resource to answer the questions that follow.
- The concept will explore how something like sand could become a rock.
- The rock is a sandstone, so first there were rocks that weathered and eroded.
- The cross-bedding indicates that the sand was deposited in a dune.