Asia
China, India
China, India
Afrika
Angola, Egypt, Madagascar, Namibia, Nigeria, South Africa
Morocco, Namibia
Eropah
Germany, Iceland, Ireland, Italy, Spain
Austria, Italy, Romania, Spain, Switzerland
Amerika Utara
Canada, USA
Mexico, USA
Amerika Selatan
Argentina, Bolivia, Chili, Kolumbia, Ekuador, peru, venezuela
Brazil, Kolumbia
deposito di oceania benua
Australia
New Zealand, Queensland, Western Australia
New South Wales, Queensland, Yorke Peninsula