Mineral industry of Africa Mineral industry of Africa The mineral industry of Africa is the largest mineral industries in the world. Africa is the second largest continent, with 30 million km² of land, which implies large quantities of resources. For many African countries, mineral exploration and production constitute significant parts of their economies and remain keys to economic growth. Africa is richly endowed with mineral reserves and ranks first or second in quantity of world reserves of bauxite, cobalt, industrial diamond, phosphate rock, platinum-group metals (PGM), vermiculite, and zirconium. Gold mining is Africa's main mining resource. The Central African Mining and Exploration Company (CAMEC),
History of Johannesburg of Gauteng. The region surrounding Johannesburg was originally inhabited by San people. They were hunter-gatherers who used stone tools. There is evidence that they lived there up to ten centuries ago. By the 13th century, groups of Bantu-speaking people started moving southwards from central Africa and encroached on the indigenous San population. Stone-walled ruins of Sotho–Tswana towns and villages are scattered around the parts of the former Transvaal in which Johannesburg is situated. Many of these sites contain the ruins of Sotho–Tswana mines and iron smelting furnaces, suggesting that the area was being exploited for its mineral wealth before the