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
France, Greece, Romania, Scotland, Spain
United Kingdom
lain
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deposito di benua Barat
Amerika Utara
USA
USA
Amerika Selatan
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
Kolumbia
deposito di oceania benua
Australia
New Zealand, South Australia, Western Australia
Adelaide, New Zealand, Queensland, Victoria, Yorke Peninsula