Asia
China, India
Russia, Turkey
Afrika
Morocco, Namibia
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Eropah
Austria, Italy, Romania, Spain, Switzerland
Germany, Greece, Iceland, Norway, Poland
lain
belum menemukan
belum menemukan
Amerika Utara
Mexico, USA
Canada, USA
Amerika Selatan
Brazil, Kolumbia
Brazil
deposito di oceania benua
Australia
New South Wales, Queensland, Yorke Peninsula
South Australia, Western Australia