deposito di benua timur
Asia
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
Russia
Afrika
Cameroon, East Africa, Tanzania, Western Africa
South Africa, Western Africa
Eropah
United Kingdom
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lain
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deposito di benua Barat
Amerika Utara
Canada, USA
Canada, USA
Amerika Selatan
Bolivia, Brazil, Kolumbia, Ekuador
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deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, Western Australia
Central Australia, Western Australia