USGS image

A graben is a depressed block of land bordered by parallel faults. from http://earthquake. ... The United States Geological Survey (USGS) is a scientific agency of the United States government. ... This article needs to be wikified. ... Old fault exposed by roadcut near Harrisburg, Pennsylvania. ...

A graben is the result of a block of land being downthrown producing a valley with a distinct scarp on each side. Grabens often occur side-by-side with horsts. In geology, a scarp is a type of cliff. ... USGS image In physical geography and geology, a horst is the raised fault block bounded by normal faults. ...

"Graben" is the German word for "ditch".

A graben is also known as a rift valley.

Famous grabens

• The Rhine valley to the North of Basel, Switzerland
• The Oslo graben around Oslo, Norway
• Death Valley in California, United States

The Rhine canyon (Ruinaulta) in Graubünden in Switzerland Length 1,320 km Elevation of the source Vorderrhein: approx. ... Location within Switzerland Basel (English traditionally: Basle , German: Basel , French Bâle , Italian Basilea ) is Switzerlands third most populous city (188,000 inhabitants in the canton of Basel-City as of 2004; the 690,000 inhabitants in the conurbation stretching across the immediate cantonal and national boundaries made Basel... The Oslo Graben was formed during a geologic rifting event in Permian time. ... County Oslo NO-03 Landscape Viken Municipality NO-0301 Administrative centre Oslo Mayor (2004) Per Ditlev-Simonsen (H) Official language form Neutral Area  - Total  - Land  - Percentage Ranked 224 454 km² 426 km² 0. ... For a detailed examination of the geology and other features of the valley, see Death Valley National Park. ... State nickname: The Golden State Other U.S. States Capital Sacramento Largest city Los Angeles Governor Arnold Schwarzenegger (R) Senators Dianne Feinstein (D) Barbara Boxer (D) Official languages English Area 410,000 km² (3rd)  - Land 404,298 km²  - Water 20,047 km² (4. ...

See also

• Rift

USGS image In geology, a rift is a place where the Earths crust and lithosphere are being pulled apart. ...

References

• McKnight, Tom L; Hess, Darrel (2000). "The Internal Processes: Graben". In ., Physical Geography: A Landscape Appreciation, pp. 417. Upper Saddle River, NJ: Prentice Hall. ISBN 0-13-020263-0.