1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Not Available
China, India, Indonesia, Japan, North Korea, Russia, Saudi Arabia, Singapore, South Korea, Sri Lanka, Tajikistan, Thailand
1.1.2 Afrika
South Africa
Egypt, Ethiopia, Ghana, South Africa, Western Africa
1.1.3 Eropah
England, Finland, United Kingdom
Austria, England, Finland, France, Germany, Greece, Spain, Sweden, Switzerland, United Kingdom
1.1.4 lain
antarctica, tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Kolumbia, uruguay
Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
Central Australia, New Zealand, Queensland