As we know that all igneous rocks examples form when the lava turns solid. It can either take place below the surface of the earth or above it. Thus, there are common characteristics of all the igneous rocks.
Firstly, they do not contain any fossils. These rocks rarely react with acid and do not have any layering usually. Further, they can be composed of two or more minerals and can find them in light or dark colours, both.
The Characteristics of Igneous rocks are the following :
These are formed when lava cools down and becomes hard in other words solidification of lava .
It will be coarsy and glassy .
Found deep inside earth's crust or nearby volcanoes .
They Do not react with acids .
They are made up 2 or more minerals .
They are made up of mineral crystals .
They do not contain any type of dead and decayed matter i.e: Fossils .
Their colours depends upon the deposition of metals or compounds in their composition i.e; Igneous rocks are classified based on mainly on 4 colors : Mafic, Ultramafic, Felsic, and Intermediate.
Many roads are made from crushed igneous rock .
The igneous rock called pumice is the lightest rock on earth, which it floats .
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Answer:
As we know that all igneous rocks examples form when the lava turns solid. It can either take place below the surface of the earth or above it. Thus, there are common characteristics of all the igneous rocks.
Firstly, they do not contain any fossils. These rocks rarely react with acid and do not have any layering usually. Further, they can be composed of two or more minerals and can find them in light or dark colours, both.
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Question :-
The characteristics of igneous rocks
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The Characteristics of Igneous rocks are the following :
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