Asia
-
Bangladesh, Bhutan, China, India, North Korea, Qatar, Russia, Saudi Arabia, South Korea, Thailand
Afrika
Uganda
Cameroon, East Africa, Tanzania, Western Africa
Eropah
Germany, Hungary, Italy, Spain
United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
-
Amerika Utara
USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Bolivia, Brazil, Kolumbia, Ekuador
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand, Queensland, Western Australia