Asia
Japan, Oman
China, India, Israel, Russia, South Korea, Thailand, Turkey
Afrika
South Africa
Ethiopia, Morocco, South Africa, Zimbabwe
Eropah
France, Germany, Italy, Venezuela
England, Italy, Norway, Scotland, Sweden, United Kingdom
lain
pulau hawaii, mid-Atlantik ridge
tanah penggembalaan
Amerika Utara
Canada, USA
Bahamas, Canada, USA
Amerika Selatan
belum menemukan
Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
Not Yet Found
New Zealand, Queensland, Western Australia