Asia
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
India
Afrika
Namibia, Nigeria, South Africa
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Albania, Romania, Scotland, United Kingdom
lain
tanah penggembalaan
belum menemukan
Amerika Utara
Barbados, Canada, Mexico, Panama, USA
USA
Amerika Selatan
Brazil
Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
New South Wales, New Zealand
Central Australia, Western Australia