1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
1.1.2 Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
South Africa
1.1.3 Eropah
United Kingdom
Austria, France, Greece, Ireland, Italy, Netherlands, Slovakia, Spain, Turkey, Ukraine
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
1.2.2 Amerika Selatan
1.3 deposito di oceania benua
1.3.1 Australia
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula
New South Wales, Queensland, South Australia, Western Australia