1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India
Bangladesh, China, India, Russia
1.1.2 Afrika
East Africa, Ethiopia, Madagascar, Morocco, Mozambique
Ethiopia, Kenya, Morocco, South Africa, Tanzania
1.1.3 Eropah
Albania, Romania, Scotland, United Kingdom
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
Brazil, Kolumbia, venezuela
Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
Central Australia, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia