Question

Explain the different types of sedimentary rocks.

Answer 1

Types of Sedimentary Rocks
1. Organic Sedimentary Rocks:

1. These rocks are formed as a result of the decomposition of dead plants and animals.
2. It contains fossils. Chalk, Talc, Dolomite, and Limestone rocks are of this category.

2. Mechanical Sedimentary Rocks:

1. These rocks are formed from the disintegration of igneous and metamorphic rocks.
2. The natural agents erode and transport these rocks and deposit them at some places. After a long period of time, they cemented to form rocks.
3. Sandstone, Shale, and Clay are examples of rocks of this type.

3. Chemical Sedimentary rocks:

1. These are formed by the precipitating minerals from water. It is formed usually through the evaporation of chemical-rich solutions.
2. These rocks are also called evaporates.
3. Rock Salt is an example of this kind.