Asia
China, Kazakhstan, South Korea, Thailand, Turkey, Vietnam
Bangladesh, China, India, Russia
Afrika
Egypt, Ethiopia, Ghana, South Africa
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Eropah
Finland, France, Germany, Great Britain, Hungary, Iceland, Ireland, Italy, Netherlands, Norway, Romania, Sweden, Switzerland
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
lain
tanah penggembalaan
belum menemukan
Amerika Utara
Canada, Cuba, Jamaica, USA
USA
Amerika Selatan
Bolivia, Brazil, Kolumbia, Ekuador, Paraguai
Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
deposito di oceania benua
Australia
New South Wales, New Zealand, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia