deposito di benua timur
Asia
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China, India, Indonesia, Russia, Singapore, South Korea
Afrika
Uganda
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Eropah
Germany, Hungary, Italy, Spain
Albania, France, Germany, Great Britain, United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
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deposito di benua Barat
Amerika Utara
USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, South Australia, Western Australia