Asia
India, Russia
Not Yet Found
Afrika
Ethiopia, Somalia, South Africa
Not Yet Found
Eropah
Iceland
Bulgaria, England, Germany, Norway, Romania, Switzerland
lain
belum menemukan
belum menemukan
Amerika Utara
Canada, USA
USA
Amerika Selatan
Brazil
Argentina, Bolivia, Brazil, Chili, Kolumbia, Ekuador, peru
deposito di oceania benua
Australia
Not Yet Found
New South Wales, New Zealand, Queensland, South Australia, Western Australia