Asia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
Egypt, Ethiopia, Ghana, South Africa
Kenya, Morocco, South Africa, Tanzania
Eropah
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
tanah penggembalaan
tanah penggembalaan, mid-Atlantik ridge
Amerika Utara
Canada, Cuba, Jamaica, USA
Canada, Mexico, USA
Amerika Selatan
Bolivia, Brazil, Kolumbia, Ekuador, Paraguai
Bolivia, Brazil
deposito di oceania benua
Australia
New South Wales, New Zealand, Western Australia
New South Wales, Queensland, South Australia, Western Australia