Examines the chemical composition of the Earth's crust, starting with the continental crust and the rocks exposed therein, moving on to oceanic crust (MORB and oceanic plateaus) and finishing with island arc crust.
Examines the chemical composition of the Earth's crust, starting with the continental crust and the rocks exposed therein, moving on to oceanic crust (MORB and oceanic plateaus) and finishing with island arc crust.