1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Japan, Oman
Afghanistan, Bangladesh, Bhutan, China, India, Japan, Kazakhstan, Malaysia, Pakistan, Russia, Thailand, Turkey, Vietnam
1.1.2 Afrika
South Africa
Egypt, Ethiopia, Morocco, Nigeria, South Africa
1.1.3 Eropah
France, Germany, Italy, Venezuela
Austria, England, France, Georgia, Germany, Italy, Liechtenstein, Monaco, Norway, Slovenia, Spain, Sweden, Switzerland
1.1.4 lain
pulau hawaii, 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
belum menemukan
Brazil, Kolumbia, guyana
1.3 deposito di oceania benua
1.3.1 Australia
Not Yet Found
New South Wales, New Zealand, Queensland