Mineral industry of Africa in 2005 from 16.1% in 2004. In 2005, the principal mineral targets in Africa were copper, diamond, gold, and platinum group metals (PGM). African countries that experienced the highest levels of exploration activity in 2005 were, in descending order based on the number of exploration sites as compiled by the USGS, South Africa, Burkina Faso, Ghana, and Zambia, but activity took place in a number of other countries. Gold accounted for approximately 51% of reported African exploration projects, diamond accounted for about 14%, copper and PGM each accounted for about 11%, and nickel accounted for 5%. Early stage projects accounted
K+S K+S K+S AG (formerly" Kali und Salz GmbH") is a German chemical company headquartered in Kassel. The company is Europe’s largest supplier of potash for use in fertilizer and, after the acquisition of Morton Salt, the world's largest salt producer. The firm also produces and distributes other mineral fertilizers, such as those from magnesium and sulphur. K+S is mainly active in Europe, North and South America with more than 14,000 employees worldwide (2014). K+S was founded in 1889 as Aktiengesellschaft für Bergbau und Tiefbohrung, was renamed to Kaliwerke Salzdetfurth AG in 1899 an was again renamed to Salzdetfurth AG in