1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Russia
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
Germany, Greece, Italy, Scotland, Turkey
Austria, England, Finland, France, Germany, Greece, Spain, Sweden, Switzerland, United Kingdom
1.1.4 lain
tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Queensland
Central Australia, New Zealand, Queensland