Ferguson Mtn, Nevada - 7.5 Minute Series Topo Map Quaternary Studies;100k Geologic Maps economists

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depositional facies

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this karst topography greatly affects the movement of surface water and groundwater across the quadrangle

POTENTIAL IMPACTS TO PERENNIAL SPRINGS FROM TAR SAND MINING

Ferguson Mtn, Nevada - 7.5 Minute Series Topo Map Quaternary Studies;100k Geologic Maps economistsThe 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