deposito di benua timur
Asia
Japan, Oman
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
South Africa
Kenya, Morocco, South Africa, Tanzania
Eropah
France, Germany, Italy
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
pulau hawaii, mid-Atlantik ridge
tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
Canada, USA
Canada, Mexico, USA
Amerika Selatan
-
Bolivia, Brazil
deposito di oceania benua
Australia
-
New South Wales, Queensland, South Australia, Western Australia