 | | Journal (article/letter/editorial) | | Center for Mineralogy, New York State Museum, Albany, NY 12230, USA New York State Museum, Research and...and Collections, Albany, NY 12230, USA; marian.lupulescu@nysed.gov Geosciences Department, Hamilton College...College, Clinton, NY 13323, USA; dbailey@hamilton.edu Correspondence: sccham2@yahoo.com; Tel.: +1-315-682-0580...the Grenville Province in St. Lawrence County, New York. Here, we focus on six of them: the Dodge mine...extensive holdings of specimens from each site in the New York State Museum. We used sight identification, chemical |  | | Journal (article/letter/editorial) | | Millersville University, Millersville, PA 17551-0302, USA Department of Geological Sciences, 206 Natural Science...State University, East Lansing, Michigan 48824-1115, USA Environmental Protection Division, Los Alamos National...Alamos, NM 87544, USA 4 Celerity, 4720 Gettysburg Rd., Suite 204, Mechanicsburg, PA 17055, USA 2 3 Abstract—Secondary...reactant-mineral compositions when they contain goethite, kaolinite, and pyrolusite. However, this combination...natural reacting almandine garnet. To form a PSL of goethite and kaolinite, an almandine garnet must have a |  | | Journal (article/letter/editorial) | | POLYMERIZATION ON THE OXALATE-PROMOTED DISSOLUTION OF GOETHITE M A T T HE W J . E IC K 1 , *, T OD D P . L UX...Environmental Sciences, Virginia Tech, Blacksburg, VA 24061, USA U.S. Environmental Protection Agency, National Risk...Division, 5995 Center Hill Ave, Cincinnati, OH 45224, USA Abstract—Numerous studies have investigated the...(oxyhydr)oxide goethite. Sorbed silica reduced the oxalate-promoted dissolution rate of goethite at all surface...increased, the silica underwent polymerization on the goethite surface. Initially, silicate was associated with |  | | Journal (article/letter/editorial) | | Copyright © 2000 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/00 $20.00 ⫹ .00 Pergamon...arrays of ␦D and ␦18O from hydroxyl minerals: Goethite as an example CRAYTON J. YAPP* Department of Geological...Southern Methodist University, Dallas, TX 75275-0395, USA (Received September 23, 1999; accepted in revised...goethites seem to be most closely mimicked by the goethite–water D/H and 18O/16O fractionation curves of...hydroxyl minerals. A modern surface domain (MSD) for goethite in coordinates of ␦D and ␦18O was calculated from |  | Cristiano, Elena, Hu, Yung-Jin, Siegfried, Matthew, Kaplan, Daniel, Nitsche, Heino (2011) A Comparison of Point of Zero Charge Measurement Methodology. Clays and Clay Minerals, 59 (2) 107-115 doi:10.1346/ccmn.2011.0590201 | Journal (article/letter/editorial) | | One Cyclotron Rd., Berkeley, California 94720, USA 2 University of California, Berkeley, Department...Chemistry, 420 Latimer Hall, Berkeley, California 94720, USA 3 Savannah River National Laboratory, Savannah River...River Site, Aiken, South Carolina 29808, USA Abstract—Contaminant-transport modeling requires information...simulation, small errors can be magnified greatly. Goethite (a-FeOOH) and pyrolusite (b-MnO2) are ubiquitous...determination by the potentiometric titration (PT) method. Goethite PZC values were measured using MT (7.5C0.1), PT |  | | Journal (article/letter/editorial) | | 29802, USA 2 Savannah River Technology Center, Savannah River Site, Aiken, South Carolina 29802, USA Abstract—Acoustic...pH value is near the points of zero charge of goethite and gibbsite, as verified by titrations on mineral...Atlantic Coastal Plain region of the South Eastern USA (Seaman et al., 1995b), the ‘Tobacco Road’ (TR) sediment...(Table 1) consists of Fe-bearing minerals such as goethite and hematite (referred to as ‘Fe oxides’ in this...University, Source Clay Minerals Repository), goethite prepared as described in Schwertmann and Cornell |  | | Journal (article/letter/editorial) | | SIGNATURES OF SILICIFIED WOOD FROM THE PETRIFIED FOREST, NEW CAIRO, EGYPT KAMALELDIN M. HASSAN§ Department of...Egypt ABSTRACT Samples of silicified wood from the New Cairo Petrified Forest—evidence of a Paleogene forest...%. The samples comprising quartz (78.3–100%) 6 goethite (0.3–17.3%) 6 mogánite (2–4.5%) 6 gypsum (2%)...are associated with the iron component (mainly goethite). The Silicified Wood A samples have lower Mg/Camolar...of silicified wood, sediments, and soils from the New Cairo Petrified Forest were analyzed for mineral composition |  | | Journal (article/letter/editorial) | | (2007) 42, 13–19 Transformation of magnetite to goethite under alkaline pH conditions Y. T. HE1,* 1 AND...43210, USA, and 2 Sierra Nevada Research Institute, University of California, Merced, CA 95344, USA (Received...at the Hanford site in the State of Washington, USA. X-ray diffraction (XRD) and transmission electron...transformed into maghemite and goethite, and the XRD peak intensities for goethite increased with NaOH concentration...concentration. Goethite was presumably formed through reconstructive dissolution/crystallization reactions |  | | Journal (article/letter/editorial) | | Copyright © 2001 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/01 $20.00 ⫹ .00 Pergamon...and ␦13C values of the Fe(CO3)OH component in goethite CRAYTON J. YAPP* Department of Geological Sciences...Methodist University, Dallas, Texas 75275-0395, USA (Received December 5, 2000; accepted in revised form...␦13C in the Fe(CO3)OH component of 49 samples of goethite (␣-FeOOH) from a wide variety of environments...of X and temperature determined for pedogenic goethite can be combined with the modern, global relation |  | Heckman, Katherine, Vazquez-Ortega, Angelica, Gao, Xiaodong, Chorover, Jon, Rasmussen, Craig (2011) Changes in water extractable organic matter during incubation of forest floor material in the presence of quartz, goethite and gibbsite surfaces. Geochimica et Cosmochimica Acta, 75 (15) 4295-4309 doi:10.1016/j.gca.2011.05.009 | Journal (article/letter/editorial) | | forest floor material in the presence of quartz, goethite and gibbsite surfaces Katherine Heckman a,⇑, Angelica...AMS, L-397, 7000 East Ave., Livermore, CA 94550, USA Dept. of Soil, Water and Environmental Science, University...Arizona, P.O. Box 210038, Tucson, AZ 85721-0038, USA Received 11 January 2011; accepted in revised form...microbiota, for 154 days in the presence of (1) goethite (a-FeOOH), (2) gibbsite (c-Al(OH)3), and (3) quartz...comparison to the control treatment. Incubation with goethite produced WEOM with mid-to-high-range thermal lability |  | Bishop, Michael E., Jaisi, Deb P., Dong, Hailiang, Kukkadapu, Ravi K., Ji, Junfeng (2010) Bioavailability of Fe(III) in Loess Sediments: an Important Source of Electron Acceptors. Clays and Clay Minerals, 58 (4) 542-557 doi:10.1346/ccmn.2010.0580409 | Journal (article/letter/editorial) | | Oxford, OH 45056, USA Department of Geology and Geophysics, Yale University, PO Box 20820, New Haven, CT 06520...06520, USA Geomicrobiology Laboratory, State Key Laboratory of Geological Processes and Mineral Resources...National Laboratory, Richland, Washington 99352, USA 6 Department of Earth Sciences, Nanjing University...were collected from St. Louis (Peoria), Missouri, USA, and Huanxia (HX) and Yanchang (YCH), in the Shanxi...Three representative loess samples, one from the USA and two from China, were chosen for this study. |  | | Journal (article/letter/editorial) | | 418--422 (1995) C Meteoritical Society, 1995 Printed in USA Chemistry and mineralogy of oxidation products on...Houston, Texas 77058, USA 2NASA Johnson Space Center, Code SN 4, Houston, Texas 77058, USA (Received 1994 June...chemically and mineralogically. Maghemite, magnetite, goethite and lepidocrocite were the main Fe minerals found...magnetite (Fep4) > goethite (a-FeOOH) > lepidocrocite (yFeOOH). The fme fraction contained goethite> lepidocrocite...fragments from the limestone-facing side (Fig. 2). Goethite occurred as needles or in botryoidal form and |  | | Journal (article/letter/editorial) | | Research Center, MS-239-4, Mo ett Field, CA 94035-1000, USA Received 6 September 1999; accepted 15 November 1999...fossil record of subterranean microbial life opens up new perspectives in the study of the paleobiology of...Arizona State University, Box 871404, Tempe, AZ 85287, USA. Farmer and Des Marais, 1999). Previous reports...Geyser Basin, Yellowstone National Park, Wyoming, USA. Light microscope view showing encrusted laments...calcite, goethite, zeolites and some rarer minerals and are preserved due to encrustation by goethite, Fe-rich |  | Meier, Monique, Namjesnik-Dejanovic, Ksenija, Maurice, Patricia A, Chin, Yu-Ping, Aiken, George R (1999) Fractionation of aquatic natural organic matter upon sorption to goethite and kaolinite. Chemical Geology, 157 (3) 275-284 doi:10.1016/s0009-2541(99)00006-6 | Journal (article/letter/editorial) | | aquatic natural organic matter upon sorption to goethite and kaolinite Monique Meier a , Ksenija Namjesnik-Dejanovic...Columbus, OH 43210, USA b Department of Geology, Kent State UniÕersity, Kent, OH 44242, USA c US Geological...Geological SurÕey, 3215 Marine Street, Boulder, CO 80303, USA Received 6 October 1998; revised 11 December 1998;...River ŽSR. and the Great Dismal Swamp ŽGDS. to goethite and kaolinite at different sorption densities...water NOMs showed a much greater affinity for goethite than for kaolinite. HPSEC analysis of the NOM |  | | Journal (article/letter/editorial) | | lepidocrocite (gg-FeOOH), and maghemite (gg-Fe2O3) goethite (a JURAJ MAJZLAN,1,* KLAUS-DIETER GREVEL,1,2 ALEXANDRA...–808.1 ± 2.0 kJ/mol, respectively. The DH0f of goethite (a-FeOOH) was measured by high-temperature transposed...set for goethite and hematite, using the thermodynamic data presented in this study for goethite, and additional...Using BB brackets, the thermodynamic values for goethite were refined to DH0f = –561.9 kJ/mol and entropy...MAP failed to include the magnetic transition in goethite, and the derived data should be used with caution |  | | Journal (article/letter/editorial) | | com/locate/apgeochem Weathering of the New Albany Shale, Kentucky, USA: I. Weathering zones defined by mineralogy...during progressive weathering of a bed of Devonian New Albany Shale in eastern Kentucky are documented.... Secondary minerals include jarosite, gypsum, goethite, amorphous Fe(III) oxides and Fe(II)-Al sulfate...abundant efflorescent salt, jarosite and minor goethite. Intensely weathered shale (Zone C) is depleted...its primary quartz, illite and illite–smectite. Goethite and amorphous FE(III) oxides increase due to hydrolysis |  | | Journal (article/letter/editorial) | | elsevier.com/locate/gca Cu2+ and Ca2+adsorption to goethite in the presence of fulvic acids Liping Weng *...copper ions (Cu2+), Strichen fulvic acid (FA), and goethite has been studied with batch experiments in the...neglecting the interaction of FA and Cu2+ at the goethite surface, except for low Cu loading and high FA...mixture of goethite and FA. By considering both type A (goethite–Cu–FA) and type B (goethite–FA–Cu) ternary...loading and high FA loading, whereas Cu bound to goethite only is more important at high pH, high Cu loading |  | Sklute, Elizabeth C., Kashyap, Srishti, Dyar, M. Darby, Holden, James F., Tague, Thomas, Wang, Peng, Jaret, Steven J. (2018) Spectral and morphological characteristics of synthetic nanophase iron (oxyhydr)oxides. Physics and Chemistry of Minerals, 45 (1) 1-26 doi:10.1007/s00269-017-0897-y | Journal (article/letter/editorial) | | synthetic, nanophase akaganéite, lepidocrocite, goethite, hematite, ferrihydrite, magnetite, and maghemite...College, 50 College St., South Hadley, MA 01075, USA 2 Department of Microbiology, University of Massachusetts...IV North, 639 N. Pleasant St., Amherst, MA 01003, USA 3 Planetary Science Institute, 1700 East Fort Lowell... AZ 85719‑2395, USA 4 Bruker Optics Inc., 19 Fortune Dr., Billerica, MA 01821, USA 5 Department of...Space Science Building, Stony Brook, NY 11794‑2100, USA (oxyhydr)oxides and other nanophase iron (oxyhydr)oxides |  | Alekseeva, Tatiana, Kabanov, Pavel, Alekseev, Andrey, Kalinin, Pavel, Alekseeva, Veronika (2016) Characteristics of early Earth's critical zone based on middle–late Devonian paleosol properties (Voronezh high, Russia) Clays and Clay Minerals, 64 (5) 677-694 doi:10.1346/ccmn.2016.064044 | Journal (article/letter/editorial) | | during the Pragian Givetian caused the development of new soil types. These true-rooted soils increased the...and root-system traces. The latter are siderite/goethite substituted. Stable isotope analysis of siderite...instrument (Bruker Corporation, Billerica, Massachusetts, USA), with CuKa radiation, at 0.1º2y scan step and a...remains either empty or is filled with a siderite, goethite, or pyrite. PS3 is overlain by thick (up to 2...from the siderite they contain varying amounts of goethite, quartz, and kaolinite. Many of the nodules have |  | | Journal (article/letter/editorial) | | Kinetics of neptunium(V) sorption and desorption on goethite: An experimental and modeling study Ruth M. Tinnacher...94550, USA b Dept. of Environ. Eng. and Earth Sciences, Clemson University, Clemson, SC 29625, USA Received...for neptunium(V) (Np(V)) sorption/desorption on goethite using a 34-day flow-cell experiment and kinetic...an assumption of irreversible Np(V) sorption to goethite in transport models, which effectively limits the...neptunium(V) (Np(V)) sorption and desorption on goethite. Neptunium-237 is a radionuclide of concern in |  | | Journal (article/letter/editorial) | | during the process of transforming ferrihydrite to goethite, the morphological and structural changes of several...the addition of Cd2+ to a suspension of nascent goethite were explored, and their chemical reactivity in...X-ray diffraction (XRD) patterns showed that a goethite-like phase was formed, and chemical analyses indicated...indicated an enlargement of the cell parameters of goethite in line with the Cd-for-Fe substitution. In order...crystallization process of goethite leads to the formation of a Cd goethite with modified morphology, |  | Poage, Michael A, Sjostrom, Derek J, Goldberg, Judd, Chamberlain, C.Page, Furniss, George (2000) Isotopic evidence for Holocene climate change in the northern Rockies from a goethite-rich ferricrete chronosequence. Chemical Geology, 166 (3) 327-340 doi:10.1016/s0009-2541(99)00220-x | Journal (article/letter/editorial) | | climate change in the northern Rockies from a goethite-rich ferricrete chronosequence Michael A. Poage...03755-3571, USA b Department of Geology, UniÕersity of Montana, Missoula, MT 59812, USA Received 4 May...ratios of goethite from ferricrete chronosequences formed by natural acid rock drainage as a new source...Keywords: Paleoclimate; Holocene; Stable isotopes; Goethite; Ferricrete; Yellowstone National Park 1. Introduction...paleoclimate interpretations as well as provide new information about paleotemperatures or precipitation |  | | Journal (article/letter/editorial) | | Copyright © 2000 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/00 $20.00 ⫹ .00 Pergamon...Institute and State University, Blacksburg, VA 24061, USA (Received February 3, 2000; accepted in revised form...(Escherichia coli) and mineral surfaces (muscovite, goethite, and graphite) have been directly measured in...range between Escherichia coli and muscovite, goethite, and graphite surfaces at separations of ⬍1 m...bacteria surface. Here we introduce and describe a new technique, biological force microscopy (BFM), which |  | | Journal (article/letter/editorial) | | 53, No. 2, 113±122, 2005. SURFACE ENTHALPY OF GOETHITE L E N A M A Z EI N A AND A LE X A ND R A N A...University of California at Davis, Davis, CA 95616, USA AbstractÐHigh-temperature oxide-melt solution calorimetry...determine the heat of dissolution of synthetic goethite with particle sizes in the range 2 ÿ75 nm and...acidsolution calorimetry. The enthalpy of formation of goethite can vary by 15 ÿ20 kJ/mol as a function of surface...of 0.60Ô0.10 J/m 2 and enthalpy of formation of goethite (with nominal composition FeOOH and surface area |  | | Journal (article/letter/editorial) | | Purdue University, West Lafayette, Indiana 47907, USA {Received 1 August 1989; revised 10 April 1990) A...mole fraction in goethite was <0.07 at pH 4 but increased to 〜 0.47 at pH 6. Goethite and/or hematite...dimensions of goethite shifted toward those of groutite, and the mean crystallite dimensions of goethite decreased...structures of iron oxide minerals, particularly goethite, has been the subject of recent research (Karim...Ebinger & Schulze (1989) showed that Mn-substituted goethite (cv-FeOOH) and Fe-substituted groutite (a^-MnOOH) |
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Clove Lake park, Staten Island, New York City, New York, USA