Asia
Not Yet Found
China, India, Kazakhstan, Mongolia, Russia
Afrika
Uganda
Namibia, Nigeria, South Africa
Eropah
Germany, Hungary, Italy, Spain
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
belum menemukan
Amerika Utara
USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Brazil, venezuela
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand