Halfway Summit, Utah - 7.5 Minute Series Topo Map HU Beaver East 30x60 Recent thinking on extensional tectonics

Recent thinking on extensional tectonics makes this publication and discussions so much more pertinent

5' quadrangle is divided north-south by the Sevier fault zone with the lower Navajo Sandstone and older rocks creating the Vermilion Cliffs step of the Grand Staircase on the up-thrown block to the east

featuring 44 color plates

and gain insights into the diverse ecosystems that thrive within its boundaries

For backpackers

Halfway Summit, Utah - 7.5 Minute Series Topo Map HU Beaver East 30x60 Recent thinking on extensional tectonicsThe 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