Asia
Russia
China, India, Russia, Saudi Arabia, South Korea
Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
Egypt, Ethiopia, Kenya, Madagascar, Morocco, South Africa
Eropah
England, Hungary, Iceland, United Kingdom
England, Finland, France, Spain, United Kingdom
lain
antarctica, tanah penggembalaan
belum menemukan
Amerika Utara
Canada, Mexico, USA
Canada, USA
Amerika Selatan
Argentina, Kolumbia, Ekuador
Argentina, Kolumbia
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, Western Australia