Asia
Not Yet Found
Russia
Afrika
Ethiopia, Ghana, Western Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Eropah
England
England, Hungary, Iceland, United Kingdom
lain
belum menemukan
antarctica, tanah penggembalaan
Amerika Utara
Canada, USA
Canada, Mexico, USA
Amerika Selatan
Argentina, Bolivia, uruguay
Argentina, Kolumbia, Ekuador
deposito di oceania benua
Australia
Central Australia, South Australia, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia