Depozite în Continente de Est
Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
India, Indonesia, Japan, Nepal, South Korea
Africa
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Egypt, Ethiopia, Morocco, Namibia, South Africa, Tanzania
Europa
United Kingdom
Austria, Finland, Germany, Italy, Romania, Turkey, United Kingdom
Alții
-
-
Depozite în Continente de Vest
America de Nord
USA
Mexico, USA
America de Sud
Colombia
Argentina, Bolivia, Chile, Colombia, Ecuador, Peru, Venezuela
Depozite în Oceania Continent
Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
New South Wales, New Zealand, Western Australia