When gigantic meteorite impact sites in Southern Africa are plotted on the geological map of the region, they overlap with the SW-NE fault lines and it indicates that meteorite impacts have contributed to the geologic...When gigantic meteorite impact sites in Southern Africa are plotted on the geological map of the region, they overlap with the SW-NE fault lines and it indicates that meteorite impacts have contributed to the geological structure of the region. The Morokweng Meteorite Impact of 145 Ma （Million years ago）, at the J/K （Jurassic/Cretaceous） boundary, seems to have broken up the Gondwanaland. It is plausible that, at the time of continental break-up, seawater poured into Morokweng crater and ignited a gigantic volcanic eruption which delivered low viscose magma into the outer space to form the Moon. An extremely flat surface of the Megakalahari extending 3,800,000 sq. km at 800-1,200 m above sea level in the central and southern Africa seems to be the terrestrial residue of fluid magma at the end of the volcanic event.展开更多
文摘When gigantic meteorite impact sites in Southern Africa are plotted on the geological map of the region, they overlap with the SW-NE fault lines and it indicates that meteorite impacts have contributed to the geological structure of the region. The Morokweng Meteorite Impact of 145 Ma （Million years ago）, at the J/K （Jurassic/Cretaceous） boundary, seems to have broken up the Gondwanaland. It is plausible that, at the time of continental break-up, seawater poured into Morokweng crater and ignited a gigantic volcanic eruption which delivered low viscose magma into the outer space to form the Moon. An extremely flat surface of the Megakalahari extending 3,800,000 sq. km at 800-1,200 m above sea level in the central and southern Africa seems to be the terrestrial residue of fluid magma at the end of the volcanic event.
