Asia
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Russia
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Angola, Botswana, Cameroon, Ethiopia, South Africa
Eropah
Bulgaria, England, Germany, Norway, Romania, Switzerland
England, Hungary, Iceland, United Kingdom
lain
belum menemukan
antarctica
Amerika Utara
USA
Canada, USA
Amerika Selatan
Brazil, Chili
Argentina, Kolumbia, Ekuador
deposito di oceania benua
Australia
New Zealand, Queensland, South Australia, Western Australia
New South Wales, New Zealand, South Australia, Western Australia