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Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology of the Eymir iron mine, Edremit, Turkey
Herbert Samuel Jacobson, Erdogan Turet
1972, Open-File Report 72-189
The Eymir mine near Edremit on Turkey's Aegean coast (long 27?30'E.,1at 39?36'N.) was investigated as part of the Maden Tetkik ve Arama Enstitutsu (MTA)-U. S. Geological Survey (USGS) mineral exploration and training project, for the purpose of increasing the known mineral reserves. Geologic mapping of the mine area indicates that...
Aeromagnetic interpretation and mineral investigations in the Ezine, Canakkale-Karabiga, Marmara, and Kapidag areas of northwestern Turkey
Herbert Samuel Jacobson, F. Ozelci, Durmaz Yazgan, N. Hatay, Hamit Karahacioglu
1972, Open-File Report 72-187
Aeromagnetic surveys and mineral investigations are planned or in progress in ten areas of northwestern Turkey (fig. 1). This report reviews results obtained from August 1967 to January 1, 1968, through aeromagnetic interpretation and field investigations in four of the areas (Areas 2, 3,4, and 5). Aeromagnetic interpretation identified 27 prominent...
Aeromagnetic interpretation and mineral investigations in the Bolu, Canakkale-Karabiga, Demirkoy, Ezine, and Orhaneli areas of northwestern Turkey in 1968
Herbert Samuel Jacobson, Ural Tumer, Hamit Karahacioglu
1972, Open-File Report 72-188
This report reviews progress made during 1968 in the continuing Joint Haden Tetkik ve Arama Enstitusu (MSA)-U. S. Geological Survey (USGS) Mineral Exploration and Training Project, Subproject 2. Subproject 2 is concerned with aeromagnetic interpretation of MTA's aeromagnetic surveys, and ground investigations of selected aeromagnetic anomalies. This report includes new...
Map Showing Areas Containing Swelling Clay in the Morrison Quadrangle, Jefferson County, Colorado
Glenn R. Scott
1972, IMAP 790-C
Formations that contain clays having swelling pressures higher than 2,500 pounds per square foot (as measured by the Potential Volume Change meter) are listed in order of decreasing swelling pressure: Denver Formation, Pierre Shale, Laramie Formation, Green Mountain Conglomerate, Fox Hills Sandstone, and Arapahoe Formation. Some landslides derived from these...
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,...