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