Asia
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Afghanistan, Indonesia, Japan, Russia
Afrika
Namibia, Nigeria, South Africa
Kenya
Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Greece, Hungary, Iceland, Italy, Turkey
lain
tanah penggembalaan
belum menemukan
Amerika Utara
Barbados, Canada, Mexico, Panama, USA
Canada, Mexico, USA
Amerika Selatan
Brazil
Argentina, Chili, Ekuador, peru
deposito di oceania benua
Australia
New South Wales, New Zealand
New Zealand