deposito di benua timur
Asia
-
-
Afrika
Egypt
Uganda
Eropah
Finland, Germany, Italy, Romania, Sweden, Turkey
Germany, Hungary, Italy, Spain
lain
-
tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
USA
USA
Amerika Selatan
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru
Bolivia, Brazil
deposito di oceania benua
Australia
New Zealand, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia