Asia
-
China, India, Indonesia, Saudi Arabia, South Korea
Afrika
Uganda
Eritrea, Ethiopia, Ghana, South Africa, Western Africa
Eropah
Germany, Hungary, Italy, Spain
England, Finland, France, Germany, Great Britain, Greece, United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
-
Amerika Selatan
Bolivia, Brazil
-
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, Western Australia