Asia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
China, India
Afrika
Ethiopia, Morocco, South Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Eropah
France, Germany, Italy, Norway, Scotland
Germany, Iceland, Ireland, Italy, Spain
lain
tanah penggembalaan
belum menemukan
Amerika Utara
Canada, Costa Rica, Panama, USA
Canada, USA
Amerika Selatan
Argentina, Brazil, Kolumbia, Ekuador
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
deposito di oceania benua
Australia
Central Australia, New Zealand, Queensland
New Zealand, Queensland, Western Australia