deposito di benua timur
Asia
India, Kazakhstan, Kuwait, Russia, South Korea, Thailand, Turkey
Japan, Oman
Afrika
Ethiopia, Morocco, South Africa
South Africa
Eropah
France, Germany, Italy, Norway, Scotland
France, Germany, Italy
lain
tanah penggembalaan
pulau hawaii, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
Canada, Costa Rica, Panama, USA
Canada, USA
Amerika Selatan
Argentina, Brazil, Kolumbia, Ekuador
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deposito di oceania benua
Australia
Central Australia, New Zealand, Queensland
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