Asia
-
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
Namibia, Uganda
Kenya, Morocco, South Africa, Tanzania
Eropah
Germany, Hungary, Italy, Portugal, Spain
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
-
tanah penggembalaan, mid-Atlantik ridge
Amerika Utara
USA
Canada, Mexico, USA
Amerika Selatan
-
Bolivia, Brazil
deposito di oceania benua
Australia
New Zealand, Western Australia
New South Wales, Queensland, South Australia, Western Australia