Asia
China, India, Indonesia, Kazakhstan, Russia, South Korea, Thailand, Turkey
Japan, Oman
Afrika
Morocco, South Africa
South Africa
Eropah
Finland, France, Georgia, Germany, Great Britain, Italy, Kazakhstan, Netherlands, Norway, Spain, Switzerland, Venezuela
France, Germany, Italy, Venezuela
lain
belum menemukan
pulau hawaii, mid-Atlantik ridge
Amerika Utara
Canada, USA
Canada, USA
Amerika Selatan
Argentina, Brazil, Kolumbia, Ekuador, venezuela
belum menemukan
deposito di oceania benua
Australia
New Zealand, Western Australia
Not Yet Found