Question

classify igneous rocks give example​

Answer 1

Answer:

Igneous rock, or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the cooling and solidification of magma or lava. The magma can be derived from partial melts of existing rocks in either a planet's mantle or crust.

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Answer 2

Igneous rocks may be simply classified according to their chemical/mineral composition , intermediate, mafic, and ultramafic, and by texture or grain size:
-Intrusive rocks are course grained (all crystals are visible to the naked eye)
-Extrusive rocks may be fine-grained (microscopic crystals) or glass