Depozite în Continente de Est
Asia
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam
Not Yet Found
Africa
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania
Uganda
Europa
Belgium, Bulgaria, England, France, Germany, Greece, Hungary, Kosovo, Netherlands, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, The Czech Republic, Ukraine, United Kingdom
Germany, Hungary, Italy, Spain
Alții
nu a fost încă găsite
Groenlanda, Dorsalei-atlantica
Depozite în Continente de Vest
America de Nord
Canada, Mexico, USA
USA
America de Sud
Brazil, Chile, Colombia, Venezuela
Bolivia, Brazil
Depozite în Oceania Continent
Australia
New South Wales, Queensland, Victoria
New South Wales, New Zealand, Queensland, South Australia, Western Australia