Depozite în Continente de Est
Asia
India, Pakistan, Russia
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
Africa
Ethiopia, Kenya, Morocco, South Africa
Cameroon, East Africa, Tanzania, Western Africa
Europa
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
United Kingdom
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Colombia, Ecuador, Peru
Bolivia, Brazil, Colombia, Ecuador
Depozite în Oceania Continent
Australia
New South Wales, Victoria, Western Australia
New South Wales, New Zealand, Queensland, Western Australia