Asia
Not Yet Found
China, India, Iran, Saudi Arabia, Sri Lanka, Taiwan, Thailand, Turkey, Vietnam
Afrika
Not Yet Found
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Eropah
Bulgaria
Austria, Belgium, Finland, France, Germany, Italy, Norway, Sardinia, Spain, Switzerland
lain
belum menemukan
belum menemukan
Amerika Utara
USA
Canada, USA
Amerika Selatan
belum menemukan
belum menemukan
deposito di oceania benua
Australia
Not Yet Found
Not Yet Found