Learn about sepiolite, a scarce mineral clay that this company is researching and planning to mine in Namibia.

Produces nonferrous metals that include copper, lead, zinc, silver, and molybdenum. Find an educational section on mining and metals.

Owned equally by the government of Botswana and De Beers, this company is a leading producer of diamonds. Read about its operations, finances, and development.

Spanish engineering company specializes in mining, geophysics, and environmental work, including archeology and micropaleontology projects.

Incorporated in Papua New Guinea. Includes press releases, annual and quarterly reports, and info on its gold mining project on Lihir Island.

Represents and distributes chemical, metallurgical and cement grade bauxite, mined and processed in Cataguases, Brazil. See photos of the mining.

Global mining company created by the merger of RTZ and CRA. With news, press releases, fact sheets, briefings, image gallery, and links.

South African company deals in coal mining, crude oil refining and petroleum exploration. Features production processes and financial data.

Details the company's mining and exporting operations in the Sahara Desert. In English and French.

Gold mining company based in Perth, Western Australia. Includes a company profile, press releases, quarterly reports, financials, and operations.

Read about Tanzam's mineral exploration and development activities on 51 prospecting licenses in South Africa's Lake Victoria goldbelt region.

Learn about the operating practices of this company that mines and markets alluvial diamonds from land and sea sites around South Africa.