deposito di benua timur
Asia
-
India
Afrika
Uganda
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
Eropah
Germany, Hungary, Italy, Spain
Albania, Romania, Scotland, United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
-
deposito di benua Barat
Amerika Utara
USA
USA
Amerika Selatan
Bolivia, Brazil
Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, Western Australia