Architecture of Johannesburg few modern buildings such as the KwaDukuza eGoli Hotel and the Trust Bank Building. The Johannesburg-Pretoria combined metropolitan area has the densest concentration of skyscrapers on the continent and one of the densest in the world. Architecture of Johannesburg Johannesburg is the capital of the Gauteng province, and the financial hub of South Africa. Founded in 1886, the city is located in the Witwatersrand region, which has vast gold deposits. The town experienced rapid growth as the gold deposits were exploited, and is now South Africa's largest urban center. As a result, the Johannesburg area has a wide variety of
Mineral industry of Africa zinc), and Zambia (copper and cobalt). The mineral industry's exports make up an important part of the African gross income. Ongoing mining projects of more than US$1 billion are taking place in South Africa (PGM 69%; gold:31%), Guinea (bauxite and aluminium), Madagascar (nickel), Mozambique (coal), Congo (Kinshasa) and Zambia (cobalt and copper), Nigeria and Sudan (crude petroleum), Senegal (iron), and many others. The Department of Mineral Resources of South Africa reported that investment in newly committed precious metals projects in South Africa—those for which funds had already been committed or were being expended—was $8.26 billion in 2005. An additional $9.56