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