deposito's in het oosten van continenten
Azië
China, India
Bangladesh, China, India, Russia
Afrika
Morocco, Namibia
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Europa
Austria, Italy, Romania, Spain, Switzerland
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
anderen
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deposito's in het westen van continenten
Noord Amerika
Mexico, USA
Canada, Panama, USA
Zuid-Amerika
Brazil, Colombia
Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
deposito's in Oceanië continent
Australië
New South Wales, Queensland, Yorke Peninsula
New South Wales, New Zealand, Queensland, Victoria, Western Australia