deposito di benua timur
Asia
-
-
Afrika
Uganda
Uganda
Eropah
Germany, Hungary, Italy, Spain
Germany, Hungary, Italy, Spain
lain
tanah penggembalaan, mid-Atlantik ridge
tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
USA
USA
Amerika Selatan
Bolivia, Brazil
Bolivia, Brazil
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia