Little Horn Mountains, Arizona - 30x60 Minute Series Topo Map Oil and Gas

Little Horn Mountains, Arizona - 30x60 Minute Series Topo Map Oil and GasThe 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

The wetlands of Great Salt Lake (GSL) are internationally important bird use areas

The objectives of the UGS study were to increase both primary and secondary hydrocarbon recovery through improved characterization (at the regional

then discusses the physical attributes and geologic history of the Great Basin

the layers of the Earth’s crust

showing their many variations of color and crystal form

steep escarpments

Scale: 1:1

Characterization of the Davis Canyon site

Belgium and the Netherlands

Three new maps were prepared of the Upper Cretaceous Ferron Sandstone Member of the Mancos Shale in central Utah to help understand its coalbed gas deposits

discover the hidden arches and natural bridges

as well as ArcInfo export files