what is oceanic crusts made of
the continential crust is made of granitic rocks and the oceanic crust is made of basat and gabbro. the temp of the continential crust is -84.4 to 70.7c and the temp for ocean â¦ ic crust is -18 to 380c and the lithopheric plates are made of felsic rocks. good luck with the rest. 8 people found this useful. Answered.