Asia
China, India, Kazakhstan, Mongolia, Russia, Uzbekistan
South Korea
Afrika
Namibia, Nigeria, South Africa
Western Africa
Eropah
Austria, Denmark, Germany, Great Britain, Netherlands, Poland, Sweden, Switzerland, United Kingdom
Great Britain, Switzerland
lain
tanah penggembalaan
belum menemukan
Amerika Utara
Canada, USA
Not Yet Found
Amerika Selatan
Brazil
belum menemukan
deposito di oceania benua
Australia
New South Wales, New Zealand, Western Australia
Central Australia, Western Australia