Give three examples of chemically formed sedimentary rocks.

Example of chemically formed sedimentary rocks. Common chemical sedimentary rocks include oolitic limestone and rocks composed of evaporite minerals such as halite rock salt sylvite baryte and gypsum. Recrystallization compaction cementation lithification etc are some examples of diagenetic changes. Precipitation is when dissolved materials come out of water.

Chemical sedimentary rocks precipitate from fluids. Asked Jul 9 in Geography Form 2 by anonymous. A Shale b Sandstone c Breccia d Limestone Answer.

If on the other hand a sedimentary rock formed from a chemical or biochemical sediment then it may be called a chemical sedimentary rock. Organic Clastic and Chemical Sedimentary Rocks. Chemical sedimentary rocks form by precipitation of minerals from water.

The Chemically formed rocks are formed chemically from solutions of one another. Precipitation is when dissolved materials come out of water. For example - Gypsum Calcium sulfate is obtained from the evaporation of salt lakes having high salinity.

Types of Sedimentary Rocks. Take a glass of water and pour some salt halite into it. EasyElimu Questions and Answers.

As mentioned above limestone is often the rock in which cave systems form. Give three examples of chemically formed sedimentary rocks. Common examples of clastic mechanically formed sedimentary rocks include Sandstone cemented sand grains Siltstone Cemented silt particles Congomerate sandstone containing pebbles of hard rocks Mudstone mainly silt and clay Claystone mainly clay and shale clay and mud rock which breaks easily into flat flakes and plates.