deposito di benua timur
Asia
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Afrika
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Uganda
Eropah
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
Germany, Hungary, Italy, Spain
lain
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tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
Canada
USA
Amerika Selatan
Bolivia, Kolumbia
Bolivia, Brazil
deposito di oceania benua
Australia
Central Australia, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia