Asia
Japan, Oman
China, India, Indonesia, Saudi Arabia, South Korea
Afrika
South Africa
Eritrea, Ethiopia, Ghana, South Africa, Western Africa
Eropah
France, Germany, Italy, Venezuela
England, Finland, France, Germany, Great Britain, Greece, United Kingdom
lain
pulau hawaii, mid-Atlantik ridge
belum menemukan
Amerika Utara
Canada, USA
USA
Amerika Selatan
belum menemukan
belum menemukan
deposito di oceania benua
Australia
Not Yet Found
Central Australia, Western Australia