What are some examples of biochemical sedimentary rocks?
2016年7月14日 · The three basic types of biochemical (biogenic) sedimentary rocks are classified according to their original material: limestone (calcium carbonate), coal (carbon), and chert (silica). Biochemical sedimentary rocks are biogenic, meaning that their material was gathered biochemically from the surrounding medium or substrate by certain types of organisms to form …
What are some examples of sedimentary rocks that react with
2018年6月16日 · Carbonates, such as limestone Limestone is made of Calcium Carbonate. Ca (CO_3) It is most likely that the limestone is formed from dissolved sea shells and coral reefs. The organic materials that form the hard outer shell of shell fish and corals is Calcium Carbonate. When Calcium Carbonate reacts with acid the Carbon Dioxide that was used to produce the …
Stalactites and stalagmites are examples of _____. organic …
2016年2月3日 · Chemical sedimentary rocks are also called evaporates and they are usually composed of the minerals halite (calcium chloride) and gypsum (calcium sulfate). Examples of chemical sedimentary rocks include stalactites, stalagmites, rock salt, flint, and some dolomites.
Which option gives two examples of clastic sedimentary rock?
2017年10月3日 · The options that give two examples of clastic sedimentary rock are Shale and Sandstone. The correct option is D. What is a sedimentary rock? Sedimentary rocks are those rocks that are formed by the accumulation of minerals and organic particles at …
Rock salt and rock gypsum are examples of ________ sedimentary …
2018年3月20日 · Rock salt and rock gypsum are common examples of chemical sedimentary rocks called evaporities. Explanation: Evaporities are sedimentary rocks presented in layers of saline minerals, the main ones being gypsum and halite, deposited directly from brines in areas of the sedimentation basin, notably coastal, which presents conditions of strong ...
What do sedimentary rocks look like? - Socratic
2015年11月14日 · Ripple marks and mud cracks are the common features of sedimentary rocks. Also, most of sedimentary rocks contains fossils. Ripple marks, which look like small waves in the rocks, are formed by water or wind currents moving over loose sediments. Mud cracks are formed on the surface of wet mud as it dries.
Which of the following statements is true? Organic sedimentary …
2016年4月13日 · The correct statement is: All sedimentary rocks contain weathered rock and sediment. Sedimentary rocks are formed by material that has been removed from other rocks by weathering and which has been deposited in the place and became a …
What is meant by sedimentary rock? Write any two examples of it.
Types of Sedimentary Rocks. There are primarily two types of sedimentary rocks: Clastic sedimentary rocks: These are formed from the accumulation of fragments, or clasts, of other rocks. Over time, materials such as sand, silt, and clay can compress and cement into solid rock. A common example of a clastic sedimentary rock is sandstone, often ...
How are sedimentary rocks formed and what are some examples?
2018年6月2日 · Sedimentary rocks are formed by erosion and chemical actions. Limestone from dissolved corals, Shale from cemented mud. Sandstone from cemented sand. When small particles are formed by erosion or chemical actions the particles can form layers of sediments. If these layers of soft sediments are harder by chemical actions and pressure a sedimentary …
Which of the following is an example of a sedimentary rock?
2019年5月7日 · These rocks contain iron in its oxide forms, carbonate, silicate and even organic matter. This organic matter comes usually from the dead remains of organisms. Fossils are majorly found in the sedimentary rocks amongst the three types of rocks. Examples of sedimentary rocks include limestone, sandstone, clay, chalk and shale. Learn more about ...