Asia
China, India, Israel, Russia, South Korea, Thailand, Turkey
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Afrika
Ethiopia, Morocco, South Africa, Zimbabwe
Angola, Egypt, Ethiopia, Madagascar, Namibia, Nigeria, South Africa
Eropah
England, Italy, Norway, Scotland, Sweden, United Kingdom
Bulgaria, England, Germany, Norway, Romania, Switzerland
lain
tanah penggembalaan
belum menemukan
Amerika Utara
Bahamas, Canada, USA
USA
Amerika Selatan
Brazil, Kolumbia, venezuela
Argentina, Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru
deposito di oceania benua
Australia
New Zealand, Queensland, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia