These assume slow net separation of continental crust from mantles that are still mostly unfractionated and are vigorously convecting in similar bottom-driven fashions; but also that this common process yields altogether different surface effects on each planet.
But they further assume that this common process yields altogether different surface effects on each planet. These assume slow net separation of continental crust from mantles that are still mostly unfractionated and are vigorously convecting in similar bottom-driven fashions.
These assume slow net separation of continental crust from mantles that are still mostly unfractionated and are vigorously convecting in similar bottom-driven fashions. But they further assume that this common process yields altogether different surface effects on each planet.
These assume slow net separation of continental crust from mantles that are still mostly unfractionated and are vigorously convecting in similar bottom-driven fashions. But they further assume that this common process yields altogether different surface effects on each planet.