deposito di benua timur
Asia
-
-
Afrika
Uganda
Western Africa
Eropah
Germany, Hungary, Italy, Spain
Austria, Belarus, Romania, Switzerland, United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
-
deposito di benua Barat
Amerika Utara
USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Brazil, Kolumbia
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New Zealand, Western Australia