1 cadangan
1.1 deposito di benua timur
1.1.1 Asia
China, India
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
1.1.2 Afrika
Namibia
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
1.1.3 Eropah
Italy, Spain
England, France, Germany, Spain, United Kingdom
1.1.4 lain
belum menemukan
belum menemukan
1.2 deposito di benua Barat
1.2.1 Amerika Utara
Not Yet Found
Canada, USA
1.2.2 Amerika Selatan
1.3 deposito di oceania benua
1.3.1 Australia
New South Wales, New Zealand, Queensland, Victoria
Adelaide, New Zealand, Queensland, Tonga, Victoria, Yorke Peninsula