Heliotrope Mountain, Utah - 7.5 Minute Series Topo Map HUMBOLDT and the San Rafael Swell

and the San Rafael Swell

A variety of helpful information about regulations

explores the numerous mining districts scattered across Utah

Detail is provided on the employment of the new arrivals and the businesses they owned

Situated in landscapes as diverse as the minerals themselves

Heliotrope Mountain, Utah - 7.5 Minute Series Topo Map HUMBOLDT and the San Rafael SwellThe 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