Asia
Afrika
Eropah
lain
Amerika Utara
Amerika Selatan
Australia
Germany, Greece, Italy, Scotland, Turkey
tanah penggembalaan, mid-Atlantik ridge
Bolivia, Brazil, Kolumbia, venezuela
Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Madagascar, Rwanda, Somalia, South Africa, Sudan, Tanzania, Uganda
Germany, Greece, Iceland, Norway, Poland
South Australia, Western Australia