deposito di benua timur
Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
China, Russia
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
-
Eropah
United Kingdom
Austria, Italy, Portugal, United Kingdom
lain
-
-
deposito di benua Barat
Amerika Utara
USA
Canada, USA
Amerika Selatan
Kolumbia
Argentina, Bolivia, Ekuador
deposito di oceania benua
Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
-