1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Bangladesh, Bhutan, China, India, Japan, Kazakhstan, Malaysia, Pakistan, Russia, Thailand, Turkey, Vietnam
India, Russia
1.1.2 Afrika
Egypt, Ethiopia, Morocco, Nigeria, South Africa
South Africa
1.1.3 Eropah
Austria, England, France, Georgia, Germany, Italy, Liechtenstein, Monaco, Norway, Slovenia, Spain, Sweden, Switzerland
Germany, Greece, Italy, Scotland, Turkey
1.1.4 lain
belum menemukan
tanah penggembalaan, mid-Atlantik ridge
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Costa Rica, Cuba, Mexico, Panama, USA
Canada, USA
1.2.2 Amerika Selatan
Brazil, Kolumbia, guyana
Bolivia, Brazil, Kolumbia, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland
New Zealand, Queensland