wide . ▁ ▁The ▁sed iment ary ▁de position ▁from ▁this ▁mountain ▁chain , ▁known ▁as ▁the ▁G ond w ana ▁Super - fan , ▁exceed ed ▁ ▁or ▁the ▁equivalent ▁to ▁covering ▁the ▁United ▁States ▁with ▁▁ ▁of ▁sed iment , ▁last ed ▁for ▁ 2 6 0 ▁million ▁years ▁and ▁coinc ided ▁with ▁the ▁Camb rian ▁explos ion , ▁the ▁sudden ▁radiation ▁of ▁animal ▁( Met az o an ) ▁life ▁ ▁. ▁These ▁un pre ced ented ▁sed iment ary ▁depos itions ▁probably ▁made ▁the ▁divers ification ▁of ▁early ▁animal ▁life ▁possible . ▁ ▁The ▁or ogen ▁was ▁er oded ▁to ▁such ▁extent ▁that ▁by ▁the ▁Ord ov ician ▁epo ch ▁it ▁had ▁been ▁le ve led ▁to ▁a ▁plan ation ▁surface ▁in ▁Eth iop ia . ▁ ▁C en oz o ic ▁re open ing ▁The ▁C en oz o ic ▁East ▁African ▁R ift ▁System ▁mostly ▁evol ved ▁along ▁the ▁complex ▁pattern ▁of ▁Pro ter oz o ic ▁pr er ift ▁systems ▁in ▁eastern ▁Africa . ▁ ▁It ▁passes ▁through ▁the ▁Moz amb ique ▁B elt ▁east ▁of ▁the ▁T anz ania ▁C rat on . ▁ ▁References ▁ ▁S ources ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁▁▁▁▁▁ ▁Category : Ge ology ▁of ▁Africa ▁Category : Ne opro ter oz o ic ▁Africa ▁Category : Ne opro ter oz o ic ▁or ogen ies <0x0A> </s> ▁There ▁are ▁small ▁number ▁of ▁resident ▁Kore ans ▁in ▁the ▁Czech ▁Republic , ▁primarily ▁citizens ▁of ▁South ▁Korea . ▁ ▁North ▁Kore ans ▁ ▁Stud ents ▁and