1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Bangladesh, Burma, Cambodia, China, India, Indonesia, Kazakhstan, Malaysia, Mongolia, Pakistan, Turkey, Vietnam
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
1.1.2 Afrika
Botswana, Kenya, Morocco, Mozambique, South Africa, Tanzania
Kenya, Morocco, South Africa, Tanzania
1.1.3 Eropah
Belgium, Bulgaria, England, France, Germany, Greece, Hungary, Kosovo, Netherlands, Norway, Poland, Romania, Serbia, Slovakia, Slovenia, The Czech Republic, Ukraine, United Kingdom
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
1.1.4 lain
belum menemukan
tanah penggembalaan, mid-Atlantik ridge
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Mexico, USA
Canada, Mexico, USA
1.2.2 Amerika Selatan
Brazil, Chili, Kolumbia, venezuela
Bolivia, Brazil
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, Queensland, Victoria
New South Wales, Queensland, South Australia, Western Australia