deposito di benua timur
Asia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Afrika
Angola, Egypt, Ethiopia, 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
Argentina, Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia