coal, metal and gemstones are the main 3 things found in the Earth's crust.
in the earths crust
They can be found in the earths crust.
it can be found on earths crust
its found in the earths crust.
gyudryuj
silicon
8.1% by weight
Basalt and limestone.
native metals
It is found in earth's rock layers
Iron , Aluminium and Copper Can Be Found , Also Gold Can Be Found Uncombined in the Earths Crust .
It is the mantle.