Question

why are the igenous rocks called the primary rocks​

Answer 1

Answer:

Rocks which are formed by solidification of magma are known as primary rocks. They represent the rocks which directly or indirectly provided materials for the formation of other types of rocks.

Answer 2

Answer:

Rocks which are formed by solidification of magma are known as primary rocks. They represent the rocks which directly or indirectly provided materials for the formation of other types of rocks.