Asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Afrika
Kenya, Morocco, South Africa, Tanzania
Ethiopia, Morocco, South Africa
Eropah
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
France, Germany, Italy, Norway, Scotland
lain
tanah penggembalaan, mid-Atlantik ridge
tanah penggembalaan
Amerika Utara
Canada, Mexico, USA
Canada, Costa Rica, Panama, USA
Amerika Selatan
Bolivia, Brazil
Argentina, Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
New South Wales, Queensland, South Australia, Western Australia
Central Australia, New Zealand, Queensland