coal mining at enugu
Sep 12, 2014· In the south eastern part of the country exploration of the mineral began proper in present day Enugu State in 1909, with production at the mines inOnyeama,Ogbete,Iva ValleyandOkparaclimbing from 25, 511 tons in 1916 to an estimated583,422 tonsbefore a decline set in during the Nigerian Civil War which started in 1967 and ended 1970.
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