Cerro Tinaja, New Mexico - 7.5 Minute Series Topo Map snowboard Geologic hazards of the St

Geologic hazards of the St

Wasatch Mountain

This unique guide directs you to a wide variety of both "fee and free" rockhounding and mineral adventures throughout the western states

By: Cliff Jacobson

Cerro Tinaja, New Mexico - 7.5 Minute Series Topo Map snowboard Geologic hazards of the StThe 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