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Publication Extents

Not all publications have extents, not all extents are completely accurate
Geology of the Eureka pegmatite, Pennington County, South Dakota
Roy Eldon Roadifer
1954, Open-File Report 54-256
The Eureka Pegmatite, two miles southeast of Keystone, Pennington County, South Dakota, is a small but possibly valuable zoned body containing more than 85,000 tons of coarse-grained granite-pegmatite rock.The mica in the pegmatite is probably not of any great importance, but the potash feldspar and beryl may comprise a considerable...
Geology of parts of the Johnny Gulch quadrangle, Montana
Val L. Freeman
1954, Open-File Report 54-92
An area of about 35 square miles, situated about 30 miles southeast of Helena, Montana, was mapped during the summer of 1952 at a scale of l:24, 000. The area includes a part of the eastern foothills of the Elkhorn Mountains, and is underlain by sedimentary mad volcanic rocks of...
Alunitic alteration at Marysvale, Utah
Raymond Laurence Parker
1954, Open-File Report 54-225
Deposits of alunited in the Marsvale region Utha, are nearly all confined to the Bullion Canyon Volcanics of Tertiary age. the deposits consist of two types, alunited veins and irregular alunite replacement bodies. The vein deposits are restrcited to the vicinity of Alunite Ridge southwest of Marysvale in the Tushar...
Landslide conditions along the Ferry County highway parallelling Lake Roosevelt from Kettle Falls to the mouth of the Spokane River, Washington
Fred O. Jones
1954, Open-File Report 54-136
As part of the program of the U.S. Geological Survey, landslides are being studied in several localities in the United States. These studies are directed toward assembling criteria for recognition of landslides, classification, and cataloging of remedial or control methods that have been effective.  In the gorge of the Columbia...
Iron deposits of North America, Cuba, and Puerto Rico
Carl E. Dutton
1954, Open-File Report 54-73
The accompanying report on the iron deposits of the North American continent also includes information concerning the deposits of the West Indies. The geogrphic order of desription is as follows: Alaska, Canada, United States, Mexico, Cuba, and Puerto Rico.A map of each country shows the generalized geologic pattern of the...
Reconnaissance geology of the Malaspina district, Alaska
George Plafker, Don John Miller
1954, Open-File Report 54-241
This report presents in preliminary form the results of a reconnaissance geologic investigation of the Malaspina district, undertaken by the United States Geological Survey as part of a project to investigate the petroleum possibilities of the Gulf of Alaska Tertiary province. (See index map.) ...