deposito di benua timur
Asia
-
India, Russia
Afrika
Uganda
South Africa
Eropah
Germany, Hungary, Italy, Spain
Germany, Greece, Italy, Scotland, Turkey
lain
tanah penggembalaan, mid-Atlantik ridge
tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Bolivia, Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New Zealand, Queensland