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