deposito di benua timur
Asia
-
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Afrika
Uganda
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Eropah
Germany, Hungary, Italy, Spain
Bulgaria, England, Germany, Norway, Romania, Switzerland
lain
tanah penggembalaan, mid-Atlantik ridge
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deposito di benua Barat
Amerika Utara
USA
USA
Amerika Selatan
Bolivia, Brazil
Brazil, Chili
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New Zealand, Queensland, South Australia, Western Australia