Yes.
iron and magnesium
intrusive rocks are formed within the earths surface from magma. extrusive rocks are formed from lava outside of earths surface
There are almost no extrusive rocks on the earths surface because they are all under the earths surface. They are mainly lower than the earths surface.
ROCKS.(;
rocks.
rocks
Sedimentary rocks are formed from the earths surface when sediments hardens into rocks :]
what part of the earths contains the rocks
igneous rocks form within earths surface
Metamorphic rocks are produced by changing other rocks with temperature and pressure underground.
no.there areigneous rocks and metamorphic rocks as well.nevertheless about 95% of all rocks exposed on the earths surface are sedimentary.
it is a study of Earths rocks