1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Bangladesh, China, India, Russia
India, Pakistan, Russia
1.1.2 Afrika
Ethiopia, Kenya, Morocco, South Africa, Tanzania
Ethiopia, Kenya, Morocco, South Africa
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
Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
Kolumbia, Ekuador, peru
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, Victoria, Western Australia
New South Wales, Victoria, Western Australia