Distinguish between Igneous and Sedimentary rocks. – InterviewSolution

1.

Distinguish between Igneous and Sedimentary rocks.

Answer»

The distinction between Igneous and Sedimentary rocks :

Igneous Rocks	Sedimentary Rocks
1. They are called primary rocks.	1. They are called secondary rocks.
2. They are formed from the cooling and solidification of lava.	2. They form from deposits or sediments obtained from weathering and erosion of other rocks.
3. They do not contain any fossils.	3. They contain fossils.
4. They are rarely layered.	4. They are always layered.
5. Basalt, rhyolite, granite and gabbro are examples of these rocks.	5. Sandstone, shale, gravel and conglomerate are examples of these rocks.

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