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