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