large scale gold mining equipment for sale nigeria- medium scale gold mining equipment in nigeria ,Hopes of a mining revival in oil-addicted Nigeria - eNCA. Jun 17, 2018 Africa's largest economy depends on oil for 70-percent of its Lawson hopes to start production at Nigeria&39;s first large-scale gold mine in early 2020.NIGERIA Mining News and Commentary | MINING.comThe testing is part of the definitive feasibility study (DFS) for the project, poised to become Nigeria's first large-scale gold mine, and which is expected to come online in early 2020.