Asia
Not Yet Found
India, Russia
Afrika
Uganda
Ethiopia, Somalia, South Africa
Eropah
Germany, Hungary, Italy, Spain
Iceland
lain
tanah penggembalaan, mid-Atlantik ridge
belum menemukan
Amerika Utara
USA
Canada, USA
Amerika Selatan
Bolivia, Brazil
Brazil
deposito di oceania benua
Australia
New South Wales, New Zealand, Queensland, South Australia, Western Australia
Not Yet Found