Asia
China
China, India, Iran, Iraq, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
East Africa
Kenya, Morocco, South Africa, Tanzania
Eropah
Italy
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
belum menemukan
tanah penggembalaan, mid-Atlantik ridge
Amerika Utara
Not Yet Found
Canada, Mexico, USA
Amerika Selatan
belum menemukan
Bolivia, Brazil
deposito di oceania benua
Australia
Queensland
New South Wales, Queensland, South Australia, Western Australia