Which feature do you usually see when tectonic plates move apart.

When tectonic plates move apart, or diverge, you usually get rifts, which eventually become rift valleys. Most of the active divergent boundaries are with oceanic plates, leading to mid-oceanic ridges such as the mid Atlantic ridge, which is part of the longest mountain range on the planet.

Don’t use up to much of them it leads to pollution

Answer metamorphic rock;