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Articles 931 - 960 of 1555
Full-Text Articles in Stratigraphy
Redington Quadrangle, Nebraska—Banner And Morrill Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Redington Quadrangle, Nebraska—Banner And Morrill Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
Redington Quadrangle, Nebraska—Banner and Morrill Counties
7.5 minute series (topographic), scale 1:24000
103°15' to 103°22'30"
41°30' to 41°37'30"
Twb, Qalc, Toa, IW, Tamch, Lower Whitney, Upper Whitney
April 5, 1988
Lisco Nw Quadrangle, Nebraska—Garden, Morrill, And Cheyenne Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Lisco Nw Quadrangle, Nebraska—Garden, Morrill, And Cheyenne Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
Lisco NW Quadrangle, Nebraska—Garden, Morrill, and Cheyenne Counties
7.5 minute series (topographic), scale 1:24,000
102°37'30" to 102°45'
41°22'30" to 41°30'
March 31, 1988
Fairchild Ranch Quadrangle, Morrill And Cheyenne Counties, Nebraska, Robert F. Diffendal Jr.
Fairchild Ranch Quadrangle, Morrill And Cheyenne Counties, Nebraska, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
7.5' topgraphic quadrangle showing exposures of bedrock formations and other geologic information.
41° 22'30" — 41° 30'
102° 45' — 102° 52'30"
Scale 1:24,000
Completed March 29, 1988
High resolution .tif file attached below as supplemental file
Dalton Quadrangle, Morrill And Cheyenne Counties, Nebraska, Robert F. Diffendal Jr.
Dalton Quadrangle, Morrill And Cheyenne Counties, Nebraska, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
7.5' topgraphic quadrangle showing exposures of bedrock formations and other geologic information.
41° 22'30" — 41° 30'
102° 52'30" — 103° 00'
Scale 1:24,000
Completed March 28, 1988
High resolution .tif file attached below as supplemental file
Mud Springs Quadrangle, Nebraska—Morrill And Cheyenne Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Mud Springs Quadrangle, Nebraska—Morrill And Cheyenne Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
Mud Springs Quadrangle, Nebraska—Morrill and Cheyenne Counties
7.5 minute series (topographic), scale 1:24,000
103° to 103°07'30"
41°22'30" to 41°30'
Toa (Coarse sand and cobble gravel)
March 25, 1988
Horsehead Ranch Quadrangle, Morrill And Cheyenne Counties, Nebraska, Robert F. Diffendal Jr.
Horsehead Ranch Quadrangle, Morrill And Cheyenne Counties, Nebraska, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
7.5' topgraphic quadrangle showing exposures of bedrock formations and other geologic information.
41° 22'30" — 41° 30'
103° 7'30" — 103° 15'
Scale 1:24,000
Completed March 24, 1988
High resolution .tif file attached below as supplemental file
Lawrence Fork / Potter 2 Ne Quadrangle, Nebraska—Banner, Morril, And Cheyenne Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Lawrence Fork / Potter 2 Ne Quadrangle, Nebraska—Banner, Morril, And Cheyenne Counties, 7.5 Minute Series (Topographic), Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
Lawrence Fork / Potter 2 NE Quadrangle, Nebraska—Banner, Morril, and Cheyenne Counties
7.5 minute series (topographic), scale 1:24,000
103°15' to 103°22'30"
41°22'30" to 41°30'
Toa, Twb, Qalc, IW
March 1988
Hydrogeology Of Garfield And Wheeler Counties, Nebraska, Dennis R. Lawton, Robert A. Hiergesell
Hydrogeology Of Garfield And Wheeler Counties, Nebraska, Dennis R. Lawton, Robert A. Hiergesell
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Broadwater [Se] Quadrangle, Morrill County, Nebraska, Robert F. Diffendal Jr.
Broadwater [Se] Quadrangle, Morrill County, Nebraska, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
7.5' topgraphic quadrangle showing exposures of bedrock formations and other geologic information.
41° 30' — 41° 37'30"
102° 45' — 102° 52'30"
Scale 1:24,000
Completed [n.d.]
High resolution .tif file attached below as supplemental file
Broadwater Sw Quadrangle, Morrill County, Nebraska, Robert F. Diffendal Jr.
Broadwater Sw Quadrangle, Morrill County, Nebraska, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
7.5' topgraphic quadrangle showing exposures of bedrock formations and other geologic information.
41° 30' — 41° 37'30"
102° 52'30" — 103° 00'
Scale 1:24,000
Completed April 12, 1988
High resolution .tif file attached below as supplemental file
Contributions To The Quaternary Geology Of Northern Maine And Adjacent Canada, J. Steven Kite (Ed.), Thomas V. Lowell (Ed.), Woodrow B. Thompson (Ed.)
Contributions To The Quaternary Geology Of Northern Maine And Adjacent Canada, J. Steven Kite (Ed.), Thomas V. Lowell (Ed.), Woodrow B. Thompson (Ed.)
Maine Collection
Contributions to the Quaternary Geology of Northern Maine and Adjacent Canada
Bulletin 37 - Maine Geological Survey, Department of Conservation,
Augusta, Maine 04333 (1988).
Contents: Introduction / A GEOMORPHIC METHOD FOR RECONSTRUCTING PALEO ICE SHEETS, Part I: GLACIAL GEOLOGY. - T. Hughes and J. Fastook / A GEOMORPHIC METHOD FOR RECONSTRUCTING PALEO ICE SHEETS, Part II: GLACIOLOGY. - J. Fastook and T. Hughes / TILL STRATIGRAPHY AT THE BALD MOUNTAIN MINE SITE, NORTHERN MAINE - W. R. Holland and F. F. Bragdon / GLACIAL DISPERSAL FROM THE PRIESTLY LAKE AND DEBOULLIE PLUTONS, NORTHERN MAINE - E. F. Halter / GLACIATION …
Branched Oak Lake State Recreation Area
Branched Oak Lake State Recreation Area
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Resource Notes-Fall/Winter 1987-88
Resource Notes-Fall/Winter 1987-88
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Mineral Yearbook Of Nebraska-1988, Leon E. Esparza, Raymond R. Burchett
Mineral Yearbook Of Nebraska-1988, Leon E. Esparza, Raymond R. Burchett
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Structural Geology Of The Northern Galice Formation, Western Klamath Mountains, Oregon And California, F. Ross Jones
Structural Geology Of The Northern Galice Formation, Western Klamath Mountains, Oregon And California, F. Ross Jones
Geology Theses and Dissertations
The Galice Formation is a thick, turbiditic flysch sequence that depositionally overlies the Josephine ophiolite in the western Klamath Mountains of northwestern California and southwestern Oregon. The Josephine ophiolite and Galice have been interpreted as the basement and sedimentary cover of a Late Jurassic back-arc basin that opened proximal to the continental margin. During the Nevadan orogeny (ca. 151-147 Ma), the ophiolite and overlying Galice sediments were thrust eastward beneath the continental margin along the regional Orleans fault. Two distinct Nevadan deformational phases are recognized in the Galice – an initial D1 or "main-phase" deformation and a later brittle deformation …
Saturated Thickness Of The Principal Groundwater Reservoir In Nebraska, Conservation And Survey Division
Saturated Thickness Of The Principal Groundwater Reservoir In Nebraska, Conservation And Survey Division
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Groundwater Levels In Nebraska, 1987, Michael J. Ellis, Perry B. Wigley
Groundwater Levels In Nebraska, 1987, Michael J. Ellis, Perry B. Wigley
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Nebraska Mineral Operations Review, 1987, Raymond R. Burchett
Nebraska Mineral Operations Review, 1987, Raymond R. Burchett
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Resourceful Scenes From Past And Present, Roger K. Pabian
Resourceful Scenes From Past And Present, Roger K. Pabian
Conservation and Survey Division: Faculty and Staff Publications
These sites represent significant, interesting or unique occurrences of geologically related natural resources in the state. An extensive explanation of the fifty-seven items notated on the map is included.
General Soil Map Of Nebraska, Mark S. Kuzila, Ann M. Mack, J.R. Culver, Steven J. Schaefer
General Soil Map Of Nebraska, Mark S. Kuzila, Ann M. Mack, J.R. Culver, Steven J. Schaefer
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Annual Installation Of Irrigation Wells In Nebraska Through 1988, Conservation Survey Division
Annual Installation Of Irrigation Wells In Nebraska Through 1988, Conservation Survey Division
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Significant Rises And Declines In Nebraska Groundwater Levels (From Pre-Development As Of Fall 1986)/Registered Irrigation Wells In Nebraska (As Of January 1, 1987), Conservation Survey Division, U.S. Geological Survey
Significant Rises And Declines In Nebraska Groundwater Levels (From Pre-Development As Of Fall 1986)/Registered Irrigation Wells In Nebraska (As Of January 1, 1987), Conservation Survey Division, U.S. Geological Survey
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
A Preliminary Study Of The Hydrogeology Of The Dakota Formation In Douglas, Sarpy And Washington Counties, Eastern Nebraska, Thomas Mark O'Connor
A Preliminary Study Of The Hydrogeology Of The Dakota Formation In Douglas, Sarpy And Washington Counties, Eastern Nebraska, Thomas Mark O'Connor
Department of Earth and Atmospheric Sciences: Dissertations, Theses, and Student Research
This study provides preliminary information on the hydrogeology of the Dakota Formation within a 1,000 square-mile area in eastern Nebraska. Isopach maps of the Dakota Formation and individual sand and gravel beds were constructed using a computer contouring program. Hydraulic conductivity values for water-bearing sand beds in the Dakota were estimated using the equation for calculating the specific capacity of wells and results from a grain-size analysis. Concentrations of major dissolved species were determined for samples collected from twenty five wells. The Dakota Formation is characterized by an increase in thickkness and an increase in percentage of clay versus sand …
Groundwater Levels In Nebraska, 1986, Michael J. Ellis, Vincent H. Dreeszen
Groundwater Levels In Nebraska, 1986, Michael J. Ellis, Vincent H. Dreeszen
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Geology Of Selected Sites Near The Republican River In Franklin County, Nebraska, Roger K. Pabian
Geology Of Selected Sites Near The Republican River In Franklin County, Nebraska, Roger K. Pabian
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
Duer Ranch, Morrill County, Nebraska: Contrast Between Cenozoic Fluvial And Eolian Deposition, James B. Swinehart, R. F. Diffendal Jr.
Duer Ranch, Morrill County, Nebraska: Contrast Between Cenozoic Fluvial And Eolian Deposition, James B. Swinehart, R. F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
The Duer Ranch locality contains some of the finest and most easily accessible examples of different styles of alluvial cuts and fills in the Cenozoic rocks of Nebraska. It offers a unique area in which to examine the geometries and alluvial fills of several Miocene and Pliocene age paleovalleys and paleo-gullies. Good exposures of eolian volcaniclastic siltstones and a regionally important volcanic ash of the Oligocene age Brule Formation are also present at the Duer Ranch locality. In addition, Quaternary ephemeral stream development and deposits can be studied.
Location and Accessibility
Significance of the Locality
Locality Information
Measured Sections [I-IV] …
Paleohydrology Of Some Ogallala (Neogene) Streams In The Southern Panhandle Of Nebraska, R. G. Goodwin, Robert F. Diffendal Jr.
Paleohydrology Of Some Ogallala (Neogene) Streams In The Southern Panhandle Of Nebraska, R. G. Goodwin, Robert F. Diffendal Jr.
Robert F. Diffendal, Jr., Publications
Stratification and estimated paleoflow conditions for valley-fill deposits suggest that Ogallala Group streams in western Nebraska were similar to modern streams of south-central Alberta.
Ogallala stratification includes medium-scale (0.5 to 2.0 m thick) trough crossbedded sand and gravel, tabular indistinctly horizontally bedded and imbricated gravel, and horizontally bedded sand and pebbly sand. Valley fills are 15 to 55 m thick and 800 to 1800 m wide at the top. Some are in bedrock-floored channels resembling the “inner channels” of Shepherd and Schumm (1974).
Gradients for three well exposed paleovalley floors range from 0.0014 to 0.0020 (m/m) after tectonic correction. This …
Lithologic Controls On Karst Groundwater Flow, Lost River Groundwater Basin, Warren County, Kentucky, Christopher Groves
Lithologic Controls On Karst Groundwater Flow, Lost River Groundwater Basin, Warren County, Kentucky, Christopher Groves
Masters Theses & Specialist Projects
The Lost River Groundwater Drainage Basin in Warren County, Kentucky, is a karst drainage system encompassing 55 square miles (143 square kilometers) developed within the Mississippian St. Louis and Ste. Genevieve Limestones. Near the contact between these two formations are two bedded chert units, the Lost River Chert Bed (Elrod, 1899) within the Ste. Genevieve and the Corydon Chert Member (Woodson, 1983) of the St. Louis, which appear to be perching layers to shallow karst groundwater flow. Groundwater may be seen flowing on top of these beds in various cave streams and at swallets and springs throughout the basin.
In …
Late Cenozoic Geology Along The Summit To Museum Hiking Trail, Scotts Bluff National Monument, Western Nebraska, J. B. Swinehart, D. B. Loope
Late Cenozoic Geology Along The Summit To Museum Hiking Trail, Scotts Bluff National Monument, Western Nebraska, J. B. Swinehart, D. B. Loope
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.
A Hydrogeologic Study Of The Local Groundwater Flow System At Osmond, Ne, Jonathan Alix
A Hydrogeologic Study Of The Local Groundwater Flow System At Osmond, Ne, Jonathan Alix
Conservation and Survey Division: Faculty and Staff Publications
No abstract provided.