Depozite în Continente de Est
Asia
Afghanistan, Bangladesh, Bhutan, China, India, Japan, Kazakhstan, Malaysia, Pakistan, Russia, Thailand, Turkey, Vietnam
China, India, Turkey
Africa
Egypt, Ethiopia, Morocco, Nigeria, South Africa
Not Yet Found
Europa
Austria, England, France, Georgia, Germany, Italy, Liechtenstein, Monaco, Norway, Slovenia, Spain, Sweden, Switzerland
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom
Alții
nu a fost încă găsite
arctic
Depozite în Continente de Vest
America de Nord
Canada, Costa Rica, Cuba, Mexico, Panama, USA
USA
America de Sud
Brazil, Colombia, Guyana
Brazil
Depozite în Oceania Continent
Australia
New South Wales, New Zealand, Queensland
Not Yet Found