Asia
Not Available
India, Russia
Afrika
South Africa
South Africa
Eropah
England, Finland, United Kingdom
Germany, Greece, Italy, Scotland, Turkey
lain
antarctica, tanah penggembalaan
tanah penggembalaan, mid-Atlantik ridge
Amerika Utara
USA
Canada, USA
Amerika Selatan
Kolumbia, uruguay
Bolivia, Brazil, Kolumbia, venezuela
deposito di oceania benua
Australia
New Zealand, Western Australia
New Zealand, Queensland