“Many workers have interpreted the Zimbabwe craton as vertically accreted crust.”

“However, this mode of emplacement is contradictory to well-established ideas for Archaean granites in the Zimbabwe craton.”

“A well-known older astrobleme situated in the margin of the Mesoprotozoic Superior craton provides a good example of meteorite fall.”

“Mobile belts of various ages seem to have stitched Africa's Archean cratons together by Himalayan-style continental collisions.”

“Diamond is obtained from volcanic pipes composed of kimberlite or lamproite, rocks that are found only in cratons, very old stable areas of the Earth's crust.”

“Although continents were small, they consisted of stable cratons.”