Sedimentary Rocks What is the difference between clastic and non-clastic sedimentary rocks?
What we know The process of formation for a sedimentary rock involves the following steps: Weathering Erosion Deposition Compaction Cementation
Clastic Sedimentary Rocks What is a clastic sedimentary rock? When rocks are made up of pieces of pre-existing rocks. Below are some examples:
Non-Clastic Sedimentary Rocks What is a non-clastic sedimentary rock? They form from chemical reactions mostly in oceans Examples of non-clastic sedimentary rocks:
Fossils in rocks Sedimentary rocks are the only rocks that can contain a fossil.
Famous Sedimentary Rocks Bighorn Canyon
The Geologic Column
The Grand Canyon
Bryce Canyon
Everyday Uses of Sedimentary Rocks Coal is burnt to create energy. Gypsum is used to make plaster of Paris in drywall. Sandstone & limestone are used as building stone. Clays is mixed with sand and used to make bricks. Smectite clay is used as a digestive cure. Salt is an essential food.