deposito di benua timur
Asia
India, Russia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Afrika
South Africa
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Eropah
Germany, Greece, Italy, Scotland, Turkey
Bulgaria, England, Germany, Norway, Romania, Switzerland
lain
tanah penggembalaan
-
deposito di benua Barat
Amerika Utara
Canada, USA
USA
Amerika Selatan
Brazil, Kolumbia, venezuela
Brazil, Chili
deposito di oceania benua
Australia
New Zealand, Queensland
New Zealand, Queensland, South Australia, Western Australia