deposito di benua timur
Asia
China, India, Kazakhstan, Mongolia, Russia
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Afrika
Namibia, Nigeria, South Africa
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Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Bulgaria
lain
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deposito di benua Barat
Amerika Utara
Canada, USA
USA
Amerika Selatan
Brazil, venezuela
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deposito di oceania benua
Australia
New South Wales, New Zealand
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