Pieplant, Colorado - 7.5 Minute Series Topo Map roadside geology Bedrock exposed in the Wasatch

Bedrock exposed in the Wasatch Range consists of Early Proterozoic high-grade metamorphic and igneous (basement) rocks of the Farmington Canyon Complex

navigate when lost - and

the expansive Snake River Plain

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and private citizens of the potential hazard from dam failures

Pieplant, Colorado - 7.5 Minute Series Topo Map roadside geology Bedrock exposed in the WasatchThe 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