Asia
Brunei, India, Indonesia, Malaysia, Singapore, Thailand, Vietnam
-
Afrika
Cameroon, Chad, Ghana, Kenya, Malawi, Sudan, Tanzania, Togo, Zambia, Zimbabwe
Ethiopia, Ghana, Western Africa
Eropah
United Kingdom
England
Amerika Utara
USA
Canada, USA
Amerika Selatan
Kolumbia
Argentina, Bolivia, uruguay
deposito di oceania benua
Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula
Central Australia, South Australia, Western Australia