A daidai wannan lokaci, da upwelling na mantle abu a divergent iyaka halitta tsakiyar teku ridges. A hade da wadannan matakai sake amfani da teku crust baya a cikin mantle. Saboda wannan sake amfani, mafi yawan teku kasa ne kasa da 100 Ma. A mafi tsufa teku crust ne located a yammacin Pacific da aka kiyasta ya zama 200 Ma. By kwatanta, mafi tsufa dated nahiyar crust ne 4.030 Ma. The bakwai manyan faranti ne Pacific, Arewacin Amirka, Eurasian, Afirka, Antarctic, Indo-Australian, da kuma kudancin Amirka. Sauran sananne faranti sun hada da Caribbean Plate, da Arabian Plate, da Plate na Nazca, da kuma Coastal Plate na kudancin Amirka. A matsakaici gudun motsi na kayan da ake bukata a tsakiyar Atlantic da kuma Kudu Pacific faranti ne 55 mm / shekara. A matsakaici gudun motsi na kayan da ake bukata a tsakiyar Atlantic da kuma Kudu Pacific faranti ne 52 mm / shekara. A matsakaici na sauri motsi na kayan da ake bukata a tsakiyar Atlantic da kuma Kudu Pacific faranti ne: 55 mm / shekara.
kayan kwalliyar