1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Egypt
Angola, Botswana, Cameroon, Ethiopia, South Africa
1.1.3 Eropah
Finland, Germany, Italy, Romania, Sweden, Turkey, United Kingdom
England, Hungary, Iceland, United Kingdom
1.1.4 lain
belum menemukan
antarctica, tanah penggembalaan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru
Argentina, Kolumbia, Ekuador
1.3 deposito di oceania benua
1.3.1 Australia
New Zealand, Western Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia