The oldest rocks in the earth's crust were once molten; and came from deep in- side the earth. The molten rock; called magma; spewed out in volcanic eruptions during the earth;s early life and solidified into hard rock's called?

The oldest rocks in the earth's crust
were once molten; and came from deep in-
side the earth. The molten rock; called magma;
spewed out in volcanic eruptions during the
earth;s early life and solidified into hard rock's
called?
by

1 Answer

Answer :

igneous rocks
by

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