Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
-
Afrika
Namibia, Nigeria, South Africa
Egypt
Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Finland, Germany, Italy, Romania, Sweden, Turkey
lain
tanah penggembalaan
-
Amerika Utara
Canada, USA
USA
Amerika Selatan
Brazil
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru
deposito di oceania benua
Australia
New South Wales, New Zealand
New Zealand, South Australia, Western Australia