Even so, diamonds in peridotite rarely survive the excursion for the surface.[sixty six] Another prevalent supply that does maintain diamonds intact is eclogite, a metamorphic rock that generally kinds from basalt as an oceanic plate plunges to the mantle at a subduction zone.[twenty] Geologic provinces of the world. The pink https://open.spotify.com/episode/0OYrk3tapYBdf3BnfTJNMg