deposito di benua timur
Asia
-
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Afrika
Uganda
Ethiopia, Morocco, South Africa
Eropah
Germany, Hungary, Italy, Spain
France, Germany, Italy, Norway, Scotland
lain
tanah penggembalaan, mid-Atlantik ridge
tanah penggembalaan
deposito di benua Barat
Amerika Utara
USA
Canada, Costa Rica, Panama, USA
Amerika Selatan
Bolivia, Brazil
Argentina, Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, New Zealand, Queensland