Christmas Meadows, Utah - 7.5 Minute Series Topo Map Material:Paper ) Issues affecting development of

) Issues affecting development of natural aggregate near St

swimming and windsurfing areas

Gravity highs coincide with exposures of dense pre-Cenozoic rocks in the Promontory

Each mountain range exhibits a variety of structural situations: most stratigraphic units are folded and faulted

Christmas Meadows, Utah - 7.5 Minute Series Topo Map Material:Paper ) Issues affecting development ofThe 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