Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
China, India
Afrika
Namibia, Nigeria, South Africa
Morocco, Namibia
Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Austria, Italy, Romania, Spain, Switzerland
lain
tanah penggembalaan
-
Amerika Utara
Canada, USA
Mexico, USA
Amerika Selatan
Brazil
Brazil, Kolumbia
deposito di oceania benua
Australia
New South Wales, New Zealand
New South Wales, Queensland, Yorke Peninsula