Asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Russia, Turkey
Afrika
Kenya, Morocco, South Africa, Tanzania
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Eropah
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
Germany, Greece, Iceland, Norway, Poland
lain
tanah penggembalaan, mid-Atlantik ridge
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Amerika Utara
Canada, Mexico, USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Brazil
deposito di oceania benua
Australia
New South Wales, Queensland, South Australia, Western Australia
South Australia, Western Australia