1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Russia
China, India, Iran, Iraq, Kazakhstan, Kyrgyzstan, Mongolia, Russia
1.1.2 Afrika
South Africa
Cameroon, Ethiopia, Ghana, Kenya, Madagascar, Morocco, Mozambique, Namibia, Nigeria, Tanzania, Togo
1.1.3 Eropah
Germany, Greece, Italy, Scotland, Turkey
Albania, Austria, Bosnia and Herzegovina, Finland, France, Georgia, Germany, Hungary, Italy, Kosovo, Monaco, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, Switzerland, Ukraine, United Kingdom
1.1.4 lain
tanah penggembalaan, mid-Atlantik ridge
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, USA
Canada, Costa Rica, Cuba, Mexico, Panama, USA
1.2.2 Amerika Selatan
Bolivia, Brazil, Kolumbia, venezuela
Argentina, Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland
New South Wales, New Zealand, Queensland, Victoria