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