Asia
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Cambodia, Russia, South Korea
Afrika
Kenya, Morocco, South Africa, Tanzania
East Africa
Eropah
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
England, Germany, Hungary, Iceland, Scotland, Sweden
lain
tanah penggembalaan, mid-Atlantik ridge
pulau hawaii
Amerika Utara
Canada, Mexico, USA
USA
Amerika Selatan
Bolivia, Brazil
belum menemukan
deposito di oceania benua
Australia
New South Wales, Queensland, South Australia, Western Australia
Victoria