Samples of slag and bloom from ancient industrial furnaces in Lejja, Nsukka in Igbo land date back 4,000 B.C. - UK Archaeology Department
According to Professor E. E. Okafor, the Dean of Archaeology at the University of Nigeria, new dating of samples of slag and bloom from ancient industrial furnaces in Lejja, Nsukka in Igbo land sent to UK for dating by the Archaeology Department at the University of Nigeria, Nsukka, recently returned with a shocking date of 4,000 B.C.! By 4,000 B.C. Sumerian civilization in the Middle East, which is supposedly older than Egyptian civilization, was in its infancy, while Igbo people were making metal in industrial furnaces and piling up masses of slag and bloom that question to this very day the generally accepted notions of the origin of civilization. Another Archaeological sites containing iron smelting furnaces and slag excavated in Opi Nsukka dates back 750BC. Opi about 100 Kilometers east of Igbo-Ukwu. Opi (archaeological site) From Wikipedia, the free encyclopedia Opi is a community in Enugu State of South-Eastern Nigeria. It is populated by the Igbo people and located in Nsukka region. It is the location of a prehistoric archaeological site which contains iron smelting furnaces and slag dated to 750 BC. Iron ore was smelted in natural draft furnaces and molten slag was drained through shallow conduits to collecting pits forming huge slag blocks weighing up to 47 kg. The operating temperatures are estimated to have varied between 1,155 and 1,450 ?C.
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