deposito di benua timur
Asia
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China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
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Kenya, Morocco, South Africa, Tanzania
Eropah
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
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tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
Canada
Canada, Mexico, USA
Amerika Selatan
Bolivia, Kolumbia
Bolivia, Brazil
deposito di oceania benua
Australia
Central Australia, South Australia, Western Australia
New South Wales, Queensland, South Australia, Western Australia