Geography, asked by anitasidhartha89, 7 months ago

what are primary rocks and why? ​

Answers

Answered by 11monish11
0

Answer:

Explanation:

Primary rock is an early term in geology that refers to crystalline rock formed first in geologic time, containing no organic remains, such as granite, gneiss and schist as well as igneous and magmatic formations from all ages.

Answered by Anika186
1

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Igneous rocks are known as primary rocks as they are 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. All other rocks are derived from them, so they are also called as parent rock.

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