Wales, Utah - 7.5 Minute Series Topo Map Fire The San Rafael Swell is

The San Rafael Swell is a seemingly endless expanse of slickrock

-Meet the close cousins of geodes - thundereggs

Interpretations of meso- and macro-scale significant surfaces and features are described with accompanying plots of grain size

Jackson Lake

Wales, Utah - 7.5 Minute Series Topo Map Fire The San Rafael Swell isThe 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