Gila Bend, Arizona - 30x60 Minute Series Topo Map UGS Bulletin and corvusite

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The Ismay Member was chosen to be a representative oil horizon of the Paradox Basin and illustrates the predominant tectonic structures as well as the subtle petroleum related structures

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look to Backroads & Byways for the most interesting and diverse short trips available

"Best Climbs Moab - Over 140 of the Best Routes in the Area" by Stewart M

Gila Bend, Arizona - 30x60 Minute Series Topo Map UGS Bulletin and corvusiteThe distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes