Sedimentary rocks are made when sediments (pieces of rock) combine to form layers and are pressed together with pressure from the layer above it. Here are some sedimentary rocks.
1. Coal
2. Sandstone
3. Flint
4. Chert
5. Limestone
We will talk mainly about limestone. Limestone is lots of calcium carbonates and is used for many things. Limestone is also in the process of making cement, road bases, and train track bases.
2. Sandstone
3. Flint
4. Chert
5. Limestone
We will talk mainly about limestone. Limestone is lots of calcium carbonates and is used for many things. Limestone is also in the process of making cement, road bases, and train track bases.