Brown Knoll, Utah - 7.5 Minute Series Topo Map Wasatch Front The Rock and Gem Book

The Rock and Gem Book is the perfect encyclopedia for young geologists to consult

Stratigraphic cross section of Cretaceous rocks along the north flank of the Uinta Basin

and the Tertiary Pine Valley monzonite aquifer

southeast of Evanston

first ascent information

Brown Knoll, Utah - 7.5 Minute Series Topo Map Wasatch Front The Rock and Gem BookThe 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