deposito di benua timur
Asia
China, India, Kazakhstan, Mongolia, Russia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Afrika
Namibia, Nigeria, South Africa
Ethiopia, Morocco, South Africa
Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
France, Germany, Italy, Norway, Scotland
lain
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tanah penggembalaan
deposito di benua Barat
Amerika Utara
Canada, USA
Canada, Costa Rica, Panama, USA
Amerika Selatan
Brazil, venezuela
Argentina, Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
New South Wales, New Zealand
Central Australia, New Zealand, Queensland