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