Asia
China, India
China, India, Israel, Russia, South Korea, Thailand, Turkey
Afrika
Morocco, Namibia
Ethiopia, Morocco, South Africa, Zimbabwe
Eropah
Austria, Italy, Romania, Spain, Switzerland
England, Italy, Norway, Scotland, Sweden, United Kingdom
lain
belum menemukan
tanah penggembalaan
Amerika Utara
Mexico, USA
Bahamas, Canada, USA
Amerika Selatan
Brazil, Kolumbia
Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
New South Wales, Queensland, Yorke Peninsula
New Zealand, Queensland, Western Australia