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