1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India, Iran, Japan, Oman, Russia, Saudi Arabia, Taiwan, Thailand, Vietnam
China, India, Turkey
1.1.2 Afrika
Kenya, Morocco, South Africa, Tanzania
Not Yet Found
1.1.3 Eropah
Austria, France, Greece, Italy, Malta, Poland, Portugal, Serbia, Spain, Sweden, United Kingdom
Belgium, France, Germany, Italy, Norway, Portugal, Spain, United Kingdom
1.1.4 lain
tanah penggembalaan, mid-Atlantik ridge
arktik
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, Queensland, South Australia, Western Australia
Not Yet Found