deposito di benua timur
Asia
India, Russia
Russia, Turkey
Afrika
South Africa
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Eropah
Germany, Greece, Italy, Scotland, Turkey
Germany, Greece, Iceland, Norway, Poland
lain
tanah penggembalaan, mid-Atlantik ridge
-
deposito di benua Barat
Amerika Utara
Canada, USA
Canada, USA
Amerika Selatan
Bolivia, Brazil, Kolumbia, venezuela
Brazil
deposito di oceania benua
Australia
New Zealand, Queensland
South Australia, Western Australia