Summary:
- Sediments settle out of water in horizontal layers.
- Chemical sedimentary rocks are made of minerals that precipitate from saline water.
- Organic sedimentary Rocks are made from the bodies of organisms.
- Sandstone is made of sand-sized particles.
- Silt is smaller than sand but larger than clay.
- Shale has the smallest grain size.
- Conglomerate and breccia are.
- made of individual stones that have been cemented together.
- In conglomerate, the stones are rounded.
- In brecca, the.
- stones are angular.