1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Afghanistan, Armenia, Azerbaijan, Burma, Cambodia, China, India, Indonesia, Iran, Japan, Malaysia, Mongolia, Nepal, North Korea, Pakistan, Saudi Arabia, Syria, Taiwan, Thailand, Turkey, Vietnam, Yemen
Not Yet Found
1.1.2 Afrika
Cameroon, Cape Verde, Chad, Djibouti, Eritrea, Ethiopia, Kenya, Libya, Madagascar, Nigeria, Rwanda, South Africa, Sudan, Tanzania, Uganda
Egypt
1.1.3 Eropah
France, Georgia, Germany, Greece, Iceland, Italy, Netherlands, Poland, Portugal, Spain, United Kingdom
Finland, Germany, Italy, Romania, Sweden, Turkey
1.1.4 lain
antarctica, pulau hawaii
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Costa Rica, Panama, USA
USA
1.2.2 Amerika Selatan
Argentina, Bolivia, Brazil, Chili, Kolumbia, Ekuador
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New Zealand, South Australia, Western Australia