Depozite în Continente de Est
Asia
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China, India, Indonesia, Japan, North Korea, Russia, Saudi Arabia, Singapore, South Korea, Sri Lanka, Tajikistan, Thailand
Africa
Egypt
Egypt, Ethiopia, Ghana, South Africa, Western Africa
Europa
Finland, Germany, Italy, Romania, Sweden, Turkey, United Kingdom
Austria, England, Finland, France, Germany, Greece, Spain, Sweden, Switzerland, United Kingdom
Depozite în Continente de Vest
America de Nord
USA
Canada, USA
America de Sud
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru
Colombia
Depozite în Oceania Continent
Australia
New Zealand, Western Australia
Central Australia, New Zealand, Queensland