Depozite în Continente de Est
Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
China, India, Israel, Russia, South Korea, Thailand, Turkey
Africa
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Ethiopia, Morocco, South Africa, Zimbabwe
Europa
United Kingdom
England, Italy, Norway, Scotland, Sweden, United Kingdom
Depozite în Continente de Vest
America de Nord
USA
Bahamas, Canada, USA
America de Sud
Colombia
Brazil, Colombia, Venezuela
Depozite în Oceania Continent
Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
New Zealand, Queensland, Western Australia