1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
1.1.2 Afrika
Angola, Botswana, Cameroon, Ethiopia, South Africa
Not Yet Found
1.1.3 Eropah
England, Hungary, Iceland, United Kingdom
Bulgaria, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Malta, Poland, Portugal, Romania, Slovenia, Spain, Sweden, The Czech Republic
1.1.4 lain
antarctica, tanah penggembalaan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Canada, Mexico, USA
Canada
1.2.2 Amerika Selatan
Argentina, Kolumbia, Ekuador
Bolivia, Kolumbia
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Central Australia, South Australia, Western Australia