1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
India, Pakistan, Russia
Bangladesh, China, India, Russia
1.1.2 Afrika
Ethiopia, Kenya, Morocco, South Africa
Ethiopia, Kenya, Morocco, South Africa, Tanzania
1.1.3 Eropah
Austria, France, Germany, Greece, Italy, Romania, Scotland, Spain, Switzerland
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
Kolumbia, Ekuador, peru
Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, Victoria, Western Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia