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Page 6833, results 170801 - 170825

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Publication Extents

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Geology of the Lake Mary quadrangle, Iron County, Michigan
Richard W. Bayley
1959, Bulletin 1077
The Lake Mary quadrangle is in eastern Iron County, in the west part of the Upper Peninsula of Michigan. The quadrangle is underlain by Lower and Middle Precambrian rocks, formerly designated Archean and Algonkian rocks, and is extensively covered by Pleistocene glacial deposits. A few Upper Precambrian (Keweenawan) diabase dikes...
Described sections of rocks of Chester and Morrow age in Newton and Searcy counties, Arkansas
Wayne A. Chisolm
1959, Open-File Report 59-19
Since 1949, the U. S. Geological Survey, with the cooperation of the Arkansas Geological and Conservation Commission, has been engaged in stratigraphic investiqations in northern Arkansas to aid in the search for oil and gas. Seven reports of these investigations, including both surface and subsurface studies, have been completed (Lantz,...
Geology of part of the Horseshoe atoll in Scurry and Kent Counties, Texas
Philip T. Stafford
1959, Professional Paper 315-A
The subsurface Horseshoe atoll is an arcuate accumulation of fossiliferous limestone 70 to 90 miles across in the northern part of the Midland basin, in western Texas. The stratigraphy, the lithologic character of the rocks, and the petroleum reservoirs of the southeastern part of the atoll in Scurry County and...