deposito di benua timur
Asia
China, India
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Afrika
Morocco, Namibia
Ethiopia, Morocco, South Africa
Eropah
Austria, Italy, Romania, Spain, Switzerland
France, Germany, Italy, Norway, Scotland
lain
-
tanah penggembalaan
deposito di benua Barat
Amerika Utara
Mexico, USA
Canada, Costa Rica, Panama, USA
Amerika Selatan
Brazil, Kolumbia
Argentina, Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
New South Wales, Queensland, Yorke Peninsula
Central Australia, New Zealand, Queensland