Asia
China, India
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Afrika
Namibia
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Eropah
Italy, Spain
Bulgaria, England, Germany, Norway, Romania, Switzerland
lain
belum menemukan
belum menemukan
Amerika Utara
Not Yet Found
USA
Amerika Selatan
belum menemukan
Brazil, Chili
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, Victoria
New Zealand, Queensland, South Australia, Western Australia