Maden İşleri Genel Müdürlüğü
Newmont- The Gold Company http://www.newmont.com/en/ AME Mineral Economics http://www.ame.com.au/ Life in the Mines, The Life of the Immigrant Miner http://www.iarelative.com/mines.htm SME Pittsburgh Section (Mining Links) http://www.smepittsburgh.org/minlinks.htm Chinaminig http://www.chinamining.org/Links/index.html Mining Links http://www.mcintoshengineering.com/Miscellaneous%20Pages/links.htm Canadian Mining News http://www.canadianminingnews.com/#logo-full Deutsche Steinkohle AG http://www.bergbau.de/ Ruhrkohle AG (RAG) http://www.rag.de/indexd.htm Steinkohle Portal http://www.steinkohle-portal.de/ Deutsches Bergbau - Museum http://www.bergbaumuseum.de/start.html Wirtschaftsvereinigung Bergbau http://www.wv-bergbau.de/links/index.htm Mineralienatlas, Fossilienatlas http://www.mineralienatlas.de/