deposito di benua timur
Asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
Afrika
Kenya, Morocco, South Africa, Tanzania
Eropah
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
lain
tanah penggembalaan, mid-Atlantik ridge
deposito di benua Barat
Amerika Utara
Canada, Mexico, USA
Amerika Selatan
Bolivia, Brazil
deposito di oceania benua
Australia
New South Wales, Queensland, South Australia, Western Australia