Magma
volcanic rock.
the crust and the core
iron and magnesium
it is made of rocks
because of the metamorphism when temperature and pressure inside earths crust change that were present in the rock when it formed
Basalt and limestone.
crief boy quez
The basic materials of the earths crust are; silicate rocks, primary granite, igneous, metamorphic, and sedimentary rocks.
Silicates make up close to 95 percent of the rocks in the Earth's crust
Focus
yes
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.
they were and aree forced through earths crust in the form of lava.