deposito's in het oosten van continenten
Azië
China, India, Israel, Russia, South Korea, Thailand, Turkey
Afghanistan, Bangladesh, Bhutan, China, India, Japan, Kazakhstan, Malaysia, Pakistan, Russia, Thailand, Turkey, Vietnam
Afrika
Ethiopia, Morocco, South Africa, Zimbabwe
Egypt, Ethiopia, Morocco, Nigeria, South Africa
Europa
England, Italy, Norway, Scotland, Sweden, United Kingdom
Austria, England, France, Georgia, Germany, Italy, Liechtenstein, Monaco, Norway, Slovenia, Spain, Sweden, Switzerland
anderen
Groenland
Nog niet gevonden
deposito's in het westen van continenten
Noord Amerika
Bahamas, Canada, USA
Canada, Costa Rica, Cuba, Mexico, Panama, USA
Zuid-Amerika
Brazil, Colombia, Venezuela
Brazil, Colombia, Guyana
deposito's in Oceanië continent
Australië
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland