Answer the following questions in about 30 words.
(ii) What is an igneous rock? Describe the method of formation and
characteristics of igneous rock.
Answers
Answered by
8
Explanation:
Igneous rocks are those rocks which have been formed by the cooling and solidification of molten natural matter of the earth. The igneous rocks are formed when magma cools and turns into solid forms. The process of the cooling and solidification can happen in the earth's crust as well as on the surface.
Answered by
6
Answer:
Igneous rocks are first to be formed. That is why they are known as Primary rocks.
They are formed by cooling and solidification of lava.
Characteristics
- They are known as Primary rocks.
- Main constituents are Silicates and Carbonates.
- They are mostly found in the volcanic regions.
- Examples: Granite.
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