Depozite în Continente de Est
Asia
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
China, India, Indonesia, Russia, Singapore, South Korea
Africa
Kenya, Morocco, South Africa, Tanzania
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Europa
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
Albania, France, Germany, Great Britain, United Kingdom
Alții
Groenlanda, Dorsalei-atlantica
-
Depozite în Continente de Vest
America de Nord
Canada, Mexico, USA
Canada, USA
America de Sud
Bolivia, Brazil
Brazil, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New South Wales, Queensland, South Australia, Western Australia
New South Wales, South Australia, Western Australia