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Page 5626, results 140626 - 140650

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Map showing relative ease of excavation in the Salina quadrangle, Utah
Paul L. Williams
1972, IMAP 591-J
This map shows the relative ease (or difficulty) with which rocks and surficial deposits can be excavated. Because of rapidly changing technology of excavation and considerable local variability of many rock units, it is not practical to specifically categorize rock units according to type of equipment needed for their excavations....
Map showing landslides and areas of potential landsliding in the Salina quadrangle, Utah
Paul L. Williams
1972, IMAP 591-L
The term “landslide” is broadly defined as any “downward and outward movement of slope-forming materials composed of natural rock, soils, artificial fills, or combinations of these materials. The moving mass may proceed by any one of three principal types of movement: falling, sliding, or flossing, or by their combinations” (Varnes,...
Geologic map of the Tycho Quadrangle of the Moon
H. A. Pohn
1972, IMAP 713
The Tycho quadrangle is centrally located in the southern half of the earthside hemisphere of the Moon. The area is characterized by a high density of craters, the largest of which <span...
Geologic map of the Colombo Quadrangle of the Moon
D. P. Elston
1972, IMAP 714
Relative ages of structures and geologic units have been determined from intersection and apparent overlap relations and from morphologic freshness reflecting degree of preservation. The fivefold crater-age sequence is based on the classification of Shoemaker and Hackman (1962<span...