Asia
China, India, Indonesia, Russia, Singapore, South Korea
Not Yet Found
Afrika
Cape Verde, Ethiopia, Ghana, South Africa, Western Africa
Uganda
Eropah
Albania, France, Germany, Great Britain, United Kingdom
Germany, Hungary, Italy, Spain
lain
belum menemukan
tanah penggembalaan, mid-Atlantik ridge
Amerika Utara
Canada, USA
USA
Amerika Selatan
Brazil, Kolumbia, Ekuador
Bolivia, Brazil
deposito di oceania benua
Australia
New South Wales, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia