Sedimentary Rocks From Sediment to Rock Sediment Small

Sedimentary Rocks

From Sediment to Rock. Sediment Small solid pieces of material that come from rocks or living things n May include shells bones leaves stems and remains of other living things

From Sediment to Rock. n n Most sedimentary rocks are formed through a series of processes : Erosion, deposition, Compaction, and Cementation

From Sediment to Rock. Erosion Running water wind or ice loosen and carry away fragments of rock n

From Sediment to Rock. Deposition Process by which sediment settles out of the water or wind carrying it n

From Sediment to Rock. Compaction The process that presses sediment together in thick layers that build up gradually over time n

From Sediment to Rock. Cementation The process in which dissolved minerals crystallize and glue particles of sediment together n

Types of sedimentary Rock n There are three main types of sedimentary rocks. Clastic Rocks, Organic Rocks, and Chemical Rocks

Types of sedimentary Rock Clastic Rocks Sedimentary rock that forms when rock fragments are squeezed together n Shale, Sandstone, Conglomerate, and breccia

Types of sedimentary Rock Organic rocks These types of rocks form when the remains of plants and animals are deposited in thick layers. n Coal (swamp plants) and Limestone (sea creatures)

Types of sedimentary Rock Chemical Rocks When minerals that are dissolved in solution crystallize n

Uses of Sedimentary Rocks People have used sedimentary rocks throughout history for many different purposes, including building materials and tools. Example n flint for arrowheads n Limestone for cement and steel n