 | | Journal (article/letter/editorial) | | variety of soils, clays, and shales,mostly from Illinois, has revealed in many of them a constituent belonging...f Published with the permission of the Chief, Illinois State Geological Survey, and with the approval...University of Illinois. + Petrographer, Illinois State Geological Survey, Urbana, Illinois. ** Assistant...Iliinois, Urbana, Iilinois +*+ Assistant Chemist, Illinois State Geological Survey, Urbana, Iilinois. 1 Grim...Application of clay mineral technique to Illinois clay and shale: Bull. Geol.Soc. Ant,., vol. 46, pp. 1909 |  | | Journal (article/letter/editorial) | | vegetation in southeastern Wisconsin and northeastern Illinois, on dolomitic silty clay loam till. The B3-C horizon...taken by the second author, in Vermillion Co., Illinois (section 35, T 21 N, R 14 W), on the Clay Conference...in May, 1956, from Racine Co., Wisconsin. Maquoketa shale, a n upper Ordovician formation containing...fractionation from all samples except the Elliott and Maquoketa shale, and were removed from the latter separated...fractions of the Elliott and Morley soils contain illite (mica), vermiculite, chlorite, feldspar and quartz |  | | Journal (article/letter/editorial) | | Paleozoic Sedimentary Rocks of Northeastern Wisconsin, USA John A. Luczaj 1, *, Michael J. McIntire 2 and Megan...University of Wisconsin-Green Bay, Green Bay, WI 54311, USA Department of Natural & Applied Sciences (Chemistry)...University of Wisconsin-Green Bay, Green Bay, WI 54311, USA; mcintirm@uwgb.edu Department of Natural & Applied...University of Wisconsin-Green Bay, Green Bay, WI 54311, USA; olsonhum@uwgb.edu Correspondence: luczajj@uwgb.edu;...mineralization occurs throughout northeastern Wisconsin, USA, and is recognized as the source of regionally extensive |  | | Report (volume) | | Geology of the Dubuque South quadrangle, Iowa-Illinois, by C. Ervin page Brown and Jesse W. Whitlow ______...of the Dubuque North quadrangle, lowa-Wisconsin-Illinois, by Jesse W. Whitlow and C. Ervin Brown 1391 (D)...and Illinois, by Thomas E. Mullens__ ____ _ _ (I) Geology of the Potosi quadrangle, Grant County, Wisconsin...Wisconsin, and Dubuque County, Iowa, by Jesse W. Whitlow and Walter S. West- 437 361 53& 1 M H H... Geology of the Dubuque South Quadrangle Iowa-Illinois GEOLOGICAL SURVEY Prepared in cooperation with |  | | Journal (article/letter/editorial) | | Amsterdam-Printed in The Netherlands THE FABRIC OF SHALE-AN ELECTRON-MICROSCOPE STUDY NEAL R. O'BRIEN Geology...INTRODUCTION This Paper presents electron micrographs of shale fabric, showing in detail clay-flake orientation...factors contributing to shale fabric. Fissility is that characteristic which causes shale to split into thin...(1957), GIPSON(1 9661, and ODOM(1967) have studied shale fabric using mainly petrographic or X-ray diffraction...conducted an electron-microscope investigation of shale surface morphology to take actual detailed pictures |  | | Report (volume) | | Formation.______-_._-_...__.__._.._.. Glenwood Shale Member._________________^_____ Pecatonica Dolomite...Formation_____-_________---_______-_____-____ Spechts Ferry Shale Member__________________ Guttenberg Limestone M...Ordovician Series___-_-___-_-----_-____-___-_--_-__ Maquoketa Shale____________________________________ Silurian...Index map of southwestern Wisconsin, northwestern Illinois, and northeastern Iowa________________________________...aggregate more than 630 feet of dolomite, limestone, shale, and sandstone and range in age from Early Ordovician |  | | Journal (article/letter/editorial) | | Sphalerite and calcite, 5 cm across, Denton mine, Hardin County. Ross Lillie specimen. +!.+!+%% 34!2+ +./8 ...chalcopyrite, and sphalerite, 12.7 cm high, Hardin County. Marv Rausch specimen. 3(%,"9 -!#/50). /5 ....3/. 0/0% (!2$). -!33!# 05,!3+) %8 !. $% 2 Illinois Mineral Locality Index 7)..%"!'/ /',% #!22/...(above). Map showing the counties in Illinois, courtesy the Illinois Geological Survey. 96*2: 405...at 19:53 09 October 2014 T he bedrock under Illinois is predominantly composed of Paleozoic sedimentary |  | | Report (issue) | | piezometers at Schroeder and Kingstrom sites, Goodhue County, Minn., January 1980 -------------------------...age were studied in Minnesota, Wisconsin, Iowa, Illinois, northwestern Indiana, and northern Missouri to...recharge areas in Minnesota, Iowa, Wisconsin, and Illinois were also studied, but to a lesser degree. The...regional flow path from northwestern Iowa to the Illinois basin. Sodium predominance downgradient from the...exchange and shalemembrane filtration near the Illinois and Forest City basins. The most striking aspect |  | | Report (volume) | | Formation..___-_----.-------_--_____.__.____ Glenwood Shale Member.--------------.._.__._._._ Pecatonica Dolomite...____________-_____-_.-___.____.___ Spechts Ferry Shale Member..---------------------Guttenberg Limestone...Series.__________._._._________._._.-_____ Maquoketa Shale.______________________________________ Deposits...the Belmont and Calamine quadrangles, Lafayette County, Wis. 23. Columnar section. 24. Generalized sections...The Belmont and Calamine quadrangles in Lafayette County, Wis., include about 110 square miles of the Upper |  | | Report (issue) | | IL6gu bo. 28 It iSBUĀ® J ^ ILLINOIS STATE GEOLOGICAL SURVEY Champaign, Illinois ISGS Guidebook 28 33rd...N. LIBRARY. McGeary R. Stuart Tarr William Illinois W. Shilts, Chief State Geological Survey ...5 (Prairie pit) are located on the map. Illinois, ILLINOIS DEPARTMENT Of NATURAL RESOURCES printed...State of Illinois/1999/600 Quaternary Geology, Geomorphology, and Climatic History of Kane County, Illinois...Curry, David Illinois A. Grimley State Geological Survey Jay A. Stravers Northern Illinois University |  | Panno, Samuel V., Hackley, Keith C., Locke, Randall A., Krapac, Ivan G., Wimmer, Bracken, Iranmanesh, Abbas, Kelly, Walton R. (2013) Formation waters from Cambrian-age strata, Illinois Basin, USA: Constraints on their origin and evolution. Geochimica et Cosmochimica Acta, 122. 184-197 doi:10.1016/j.gca.2013.08.021 | Journal (article/letter/editorial) | | Formation waters from Cambrian-age strata, Illinois Basin, USA: Constraints on their origin and evolution...Kelly c a Illinois State Geological Survey, Prairie Research Institute, University of Illinois, 615 E....61820, USA b Isotech Laboratories, Inc., 1308 Parkland Court, Champaign, IL 61821, USA c Illinois State...Institute, University of Illinois, 2204 Griļ¬th Drive, Champaign, IL 61820, USA Received 22 March 2013;...inaccessible sedimentary rock formation of the Illinois Basin) and the overlying IrontonāGalesville Formation |  | | Report (volume) | | Diggings, and Shullsburg Quadrangles, Wisconsin and Illinois o GEOLOGICAL SURVEY ao Prepared in cooperation...Diggings, and Shullsburg Quadrangles, Wisconsin and Illinois *,By *THOMAS E. MULLENS GEOLOGY OF PARTS OF...Formation__________________________________ Glenwood Shale Member.__________________________ Pecatonica Dolomite...--...--_____-__--__--____----_.-__ Spechts Ferry Shale Member__-_-----__------__---.Guttenberg Limestone...Ordovician Series----------------------....- ------Maquoketa Shale....-.-_______________________________ Silurian |  | | Journal (article/letter/editorial) | | Distribution of Minor Elements in Ore and Host Rock, Illinois-Kentucky Fluorite District and Upper Mississippi...gangue mineralsand in adjacenthost rock from the Illinois-Kentucky fluorite district and Upper Mississippi...parageneticsequencein individual districts. The ore of the Illinois-Kentucky fluorite district is characterized by... SpectroƵraphicanalyses...................... Illinois-Kentucky fluorite district ................ Distribution...gangue minerals and in adjacenthostrock from the Illinois-Kentuckyfluorite district and the Upper MississippiValley |  | Monson, Charles C., Sweet, Dustin, Segvic, Branimir, Zanoni, Giovanni, Balling, Kyle, Wittmer, Jacalyn M., Ganis, G. Robert, Cheng, Guo (2019) The Late Ordovician (Sandbian) Glasford structure: A marineātarget impact crater with a possible connection to the Ordovician meteorite event. Meteoritics & Planetary Science, 54 (12) 2927-2950 doi:10.1111/maps.13401 | Journal (article/letter/editorial) | | and Guo CHENG6 3 , 1 Illinois State Geological Survey, University of Illinois at Urbana-Champaign, 615...Drive, Champaign, Illinois 61820, USA 2 Department of Geology, University of Illinois at Urbana-Champaign...Urbana-Champaign, 1301 West Green Street, Urbana, Illinois 61801, USA 3 Department of Geosciences, Texas Tech University...University, 1200 Memorial Circle, Lubbock, Texas 79409, USA 4 Department of Geological Sciences, State University...14454, USA 5 Consulting Geologist, 749 Burlwood Drive, Southern Pines, North Carolina 28387, USA 6 Department |  | | Journal (article/letter/editorial) | | clay, halloysite, dickite, high-alumina minerals, illite, smectite, and Paleozoicshalesand underclays,were...amountsup to 18.5 pgmL from the illitic Fithian Shale. The concentration of a "dissolved element" in an...or passingthrough, geologicdeposits of clay or shale will dissolve or extract from the clay and associatedminerals...the contribution of the efluent from the clay or shale depositto a streamor other drainage,henceto the...severalfactors:(l) the amount ofit presentin the clay or shale, including pore water, (2) the nature of its chemicalcombinationin |  | | Report (issue) | | Mineral Resources of the Illinois Basin in the Context of Basin Evolution St. Louis, Missouri, January...reviewed for conformity with U.S. Geological Survey, Illinois State Geological Survey, Kentucky Geological Survey...quadrangles across southern Missouri, Kansas, Illinois, Arkansas, and Oklahoma. Public meetings were...were approved in 1985 and work by the USGS, the Illinois State Geological Survey (ISGS), the Kentucky Geological...traverse of core and rotary drill holes along western Illinois and across the Paducah Quadrangle. Results from |  | Bechtel, A., Elliott, W. C., Wampler, J. M., Oszczepalski, S. (1999) Clay mineralogy, crystallinity, and K-Ar ages of illites within the Polish Zechstein Basin; implications for the age of Kupferschiefer mineralization. Economic Geology, 94 (2) 261-272 doi:10.2113/gsecongeo.94.2.261 | Journal (article/letter/editorial) | | theUpperPermian(basal erals in the Kupfersehiefer shale on a regional scale(Schmidt Zeehstein) Kupfersehiefer...Jackson (1979).Theorganic matterwasremoved byrepeated shale,overlies theseelasticrocks.Minordiscrepancies still...highsalinity(>23% overthe1M polytype in theKupferschiefer shale. NaC1equiv)of themineralizing fluids(Tonnet al....Cu+Pb+Zn (wt%) Metal facies Clay mineralogy Illite Crystall. Kubler-Index (A20) Ir (Srodon, 1984)... AGE OF KUPFERSCHIEFERMINERALIZATION Results 265 Illite Polytypism Claymineralogy andillitccrystallinity |  | | Report (issue) | | - Tectonic movement in the Grapevine area, Kern County, Calif., by B. E. Lofgren - _ _ _ - - - _ _ _ -...extrusive volcanic rocks in Middle Park, Grand County, Colo., by G. A. Izett - - - - - _ _ - - - - _...Graford Formation of Late Pennsylvanian age, Brown County, Texas, by D. A. Myers . . . . . . . . . . . ....rocks of the Houlton-Smyrna Mills area, Aroostook County, Maine, by Louis Pavlides and W. B. N. B e r r...Phosphate deposits in the basal beds of the Maquoketa Shale near Dubuque, Iowa, by C. E. Brown- _ _ _ _ |  | | Journal (article/letter/editorial) | | and IrontonāGalesville Formation from the Illinois Basin, USA Dana M. Labotka ā, Samuel V. Panno, Randall...Freiburg Illinois State Geological Survey, Prairie Research Institute, University of Illinois, 615 E.... Peabody Drive, Champaign, IL 61820, USA Received 8 January 2015; accepted in revised form 12 June 2015;...to other intracontinental brines. Brines in the Illinois Basin are dominated by NaāCaāCl-type chemistry...appears more geochemically associated with other Illinois Basin brines than the Mt. Simon brine which appears |  | | Report (issue) | | LITHOSTRATIGRAPHY OF THE MAQUOKETA GROUP (ORDOVICIAN) IN INDIANA Special Report 7 lU Silurian Whitewater...treatise of 1913. Lithostratigraphy of the Maquoketa Group (Ordovician) in Indiana By HENRY H. GRAY...stratigraphy / 8 Correlation and subdivision of the Maquoketa Group / 9 Origin of westward thinning / 12 UnitA/13...15 Unit C / 16 Unit D / 18 Nomenclature of the Maquoketa Group in Indiana / 20 Economic evaluation / 22...showing counties, area in which rocks of the Maquoketa Group crop out, and locations of wells and surface |  | | Report (issue) | | crystals. C. Massive rock gypsum and incorporated dark shale with fibrous white satin spar on top. D. Pyrolusite...... B. Nodule of "coldwater agate" from Benton County showing gray and white chalcedony and crystalline...made from "coldwater agate" material of Keokuk County..................................................Another variation of "coldwater agate" from Keokuk County. C. Quartz geode. D. Doubly terminated quartz crystals...miles south of Dubuque, and along the Little Maquoketa River near the present village of Durango about |  | | Report (volume) | | Flow in the Illinois Basin By Charles S. Spirakis EVOLUTION OF SEDIMENTARY BASINS ILLINOIS BASIN Jennie...in the Illinois Basin / by Charles S. Spirakis. p. cm. (Evolution of sedimentary basins Illinois Basin;...(Mineralogy) Illinois Basin. 2. Terrestrial head flow Illinois Basin. 3. Zinc ores Illinois Basin. 4. Lead...Lead ores Illinois Basin. I. Title. II. Series. III. Series: U.S. Geological Survey Bulletin ; 2094....and thermal maturity of New Albany source rock, Illinois and surrounding area................ C4 2. Locations |  | | Report (issue) | | Interior U.S. Geological Survey Proceedings of the Illinois Basin Energy and Mineral Resources Workshop by...Report 94-298 Prepared in cooperation with the Illinois Basin Consortium This report is preliminary and...Survey 611 N. Walnut Grove Bloomington, IN 47405 Illinois State Geological Survey 615 E. Peabody Drive Champaign... Introduction The Illinois Basin, which covers about 110,000 square miles in Illinois, Indiana, and Kentucky...problems. In 1989, the Illinois Basin Consortium (IBC), consisting of the Illinois, Indiana, and Kentucky |  | | Journal (article/letter/editorial) | | strontium isotopic study of formation waters from the Illinois basin, U.S.A. ALAN M. STUEBER Department of Geography...Geography and Earth Science, Southern Illinois University. Edwardsville, IL 62026. U.S.A. PAUL PUSHKAR...formation-water samples from Paleozoic strata in the Illinois basin; STSr/S6Srratios range from 0.7079 to 0...isotopic record of their evolution. INTRODUCTION Illinois basin has received considerable recent attention...roleum and mineral deposits. According to BETHKEet Illinois basin have been based largely upon samples al |  | | Journal (article/letter/editorial) | | maps of the Lower Bakken Shale, and SIMS measurements of the Green River Shale show isotopically light...highest in authigenic clay minerals (primarily illite-smectite; I-S) and some studies suggest that Li...Pendias and Kabata-Pendias, 2000). In Marcellus Shale source rock, Phan et al., (2016) found organics...(2018) extracted kerogen from the Lower lP Bakken shale using standard 5N HF- 1N HCl digestion (Durand,...and represents a typical Type II kerogen marine shale, where planktonic organisms are the primary input |
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