deposito's in het oosten van continenten
Azië
Not Yet Found
Afghanistan, Bangladesh, Bhutan, China, India, Japan, Kazakhstan, Malaysia, Pakistan, Russia, Thailand, Turkey, Vietnam
Afrika
Uganda
Egypt, Ethiopia, Morocco, Nigeria, South Africa
Europa
Germany, Hungary, Italy, Spain
Austria, England, France, Georgia, Germany, Italy, Liechtenstein, Monaco, Norway, Slovenia, Spain, Sweden, Switzerland
anderen
Groenland, Mid-Atlantische Rug
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
USA
Canada, Costa Rica, Cuba, Mexico, Panama, USA
Zuid-Amerika
Bolivia, Brazil
Brazil, Colombia, Guyana
deposito's in Oceanië continent
Australië
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand, Queensland