Allan Mountain, Idaho - 7.5 Minute Series Topo Map Exploring Southern Utah 1 and core and outcrop photographs

and core and outcrop photographs

with this volume only dealing with the northeastern and eastern Utah

forming scenic black terrain that contrasts sharply with red-brown to near-white sandstone cliffs

new measured stratigraphic sections of the principal aquifer

PART I by Walter A

Allan Mountain, Idaho - 7.5 Minute Series Topo Map Exploring Southern Utah 1 and core and outcrop photographsThe 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