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