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