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