deposito di benua timur
Asia
-
China, India
Afrika
-
Morocco, Namibia
Eropah
United Kingdom
Austria, Italy, Romania, Spain, Switzerland
lain
-
-
deposito di benua Barat
Amerika Utara
USA
Mexico, USA
Amerika Selatan
-
Brazil, Kolumbia
deposito di oceania benua
Australia
-
New South Wales, Queensland, Yorke Peninsula