Asia
Afrika
Eropah
lain
Amerika Utara
Amerika Selatan
Australia
Germany, Greece, Italy, Scotland, Turkey
tanah penggembalaan, mid-Atlantik ridge
Bolivia, Brazil, Kolumbia, venezuela
China, India, Kazakhstan, Mongolia, Russia, South Korea, Uzbekistan
Namibia, Nigeria, South Africa
Austria, Denmark, Germany, Great Britain, Netherlands, Norway, Poland, Sweden, Switzerland, United Kingdom
Barbados, Canada, Mexico, Panama, USA
New South Wales, New Zealand