 | | Journal (article/letter/editorial) | | New Hampshire Mineral Locality Index Downloaded by [University of Newcastle, Australia] at 15:01 05...Grafton County. Rob Lawrence photo, courtesy Bob Whitmore. 242 ROCKS & MINERALS lthough New Hampshire...reading Jackson (1844) on the mineralogy of New Hampshire that even at this early date there was already...activity produced new localities, renewed some old localities, and resulted in new minerals being discovered...at 15:01 05 January 2015 LOCATIONS BY COUNTY Belknap County Alton area: arsenopyrite, galena, quartz |  | | Report (issue) | | Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL..._______ _ Geology of the pegmatite districts of New Hampshire_ Rock units ________________________________...quality __ AnalyHis of the wartime mica industry of New England ________________________________________...Androscoggin County ______________________ _ Berry feldspar quarry __________________ _ Cumberland County ___...LaChance mines _______________________ _ Oxford County ____________________________ _ Barrett beryl prospect |  | | Journal (article/letter/editorial) | | coppershowings in the paper are mainly concerned with new information area,and described in detailthe localgeologyand...Memberincludedwithin a large diabasesill, as pointedout by Provencher. Whereasprevious workers regarded these beds... Someof these Covellite (supergene),hematite,magnetite,malaquestions are partiallyanswered by the mineralogic...quartzFine-grainedpseudomorphs of bornite and/or di- ites). Magnetite grains are particularly concengenite and/or chalcociteafter...studies: Canada Geol. Survey Paper 63-17, 140 p. Provencher,M. A., 1969,Geochemistryand economicgeology of |  | da Costa, G. M., Van San, E., De Grave, E., Vandenberghe, R. E., Barrón, V., Datas, L. (2002) Al hematites prepared by homogeneous precipitation of oxinates: material characterization and determination of the Morin transition. Physics and Chemistry of Minerals, 29 (2) 122-131 doi:10.1007/s002690100201 | Journal (article/letter/editorial) | | are hematite (a-Fe2O3), maghemite (c-Fe2O3), magnetite (Fe3O4) and goethite (a-FeOOH). All of these occur...been devoted in recent years towards the search for new methods of synthesising these compounds, with particular...oxinates can also be used to prepare substituted magnetite and maghemite. In the second part of this paper...package GRAMS (Galactic Industries Corporation, New Hampshire, USA). Bandcomponent analyses were carried out...additional re¯ections that can be attributed to either magnetite or maghemite. A gradual shift towards higher diraction |  | Brigatti, Maria Franca, Affronte, Marco, Elmi, Chiara, Malferrari, Daniele, Laurora, Angela (2015) Trioctahedral Fe-rich micas: Relationships between magnetic behavior and crystal chemistry. American Mineralogist, 100 (10) 2231-2241 doi:10.2138/am-2015-5145 | Journal (article/letter/editorial) | | apatite, calcite, ilmenite, and titaniferous magnetite (Brigatti et al. 1996). Sample Catalão is from...to plasma mass spectroscopy (LA-ICP-MS, UP 213, New Wave Research), where the ablated material was transported...not affect thermal capacity. Fe oxides, such as magnetite, undergoes a well-defined magnetic transition...transition on the properties of aluminous perovskite—New insights for lower-mantle seismic heterogeneities...International Clay Conference, Denver, 261–266. ––– (1987) New permanent magnet materials. Physica Scripta, T19B |  | | Journal (article/letter/editorial) | | Street, Baltimore, Maryland 21231, USA 2 Consolidated Edison Co. of New York, Inc. The Catholic University...620 Michigan Avenue, N.E. Washington, DC 20064, USA Abstract—The formation of hard hematite in steam...during the precursor synthesis stage and soft magnetite during the pressing stage. However, whenever hematite...produced, it could not be subsequently reduced to magnetite by hydrazine under the reaction conditions specified...predominantly consisted of soft, nonconsolidated magnetite (Fe3O4). As in the case of rocks, the processes |  | | Journal (article/letter/editorial) | | transformation is essential for the development of new methods for soil management. An important example...Experimental methods of hematite formed by oxidation of magnetite, is present in significant amounts (~40 wt%) in...goethite and quartz as major phases, and kaolinite, magnetite, gibbsite as minor constituents. Specularite (~90...Jade+ software (Materials Data, Inc., Livermore, USA). Peak positions were determined by fitting the numerical...above 800 °C, certainly due to the oxidation of magnetite (Forsmo et al. 2008). Isomorphic substitution |  | | Journal (article/letter/editorial) | | metamorphic biotite (e.g.,Fos- those coexisting with magnetite. However, the results of ter, 1960).The use of...chemicalresultsthat indicatethe presence of Fe3+ with the new interpretation of Mossbauer spectrathat suggeststhat...RnrBnnNcns crrED Iongworth, G., Townsend,M G, Provencher,R., and Kodama, H. (1987) Aldridge, L.P., Finch...studchemicalsand geochemists,p. 34. McGraw-Hill, New York. ied by acid dissolution and M6ssbauer spectroscopy...M6ssbauerspectraand iron distribution in the ep276. Plenum,New York. idote-group minerals. Zeitschrift fiir Kristallographie |  | Morris, R.V., Ming, D.W., Graff, T.G., Arvidson, R.E., Bell, J.F., Squyres, S.W., Mertzman, S.A., Gruener, J.E., Golden, D.C., Le, L., Robinson, G.A. (2005) Hematite spherules in basaltic tephra altered under aqueous, acid-sulfate conditions on Mauna Kea volcano, Hawaii: Possible clues for the occurrence of hematite-rich spherules in the Burns formation at Meridiani Planum, Mars. Earth and Planetary Science Letters, 240 (1) 168-178 doi:10.1016/j.epsl.2005.09.044 | Journal (article/letter/editorial) | | Center, Houston, TX 77058, USA b Arizona State University Tempe, AZ 85287, USA c Washington University,... St. Louis, MO 63130, USA d Cornell University, Ithaca, NY 14853, USA e Franklin and Marshall College...Lancaster, PA 17604, USA f Jacobs Sverdrup Technologies, Houston, TX 77058, USA Accepted 22 September...D.G. Rancourt, J.E. Dutrizac, G. Lamarche, R. Provencher, Interplay of surface conditions, particle size...powders of hematite (a-Fe2O3), maghemite (g-Fe2O3), magnetite (Fe3O4), goethite (a-FeOOH), and lepidocrocite |  | | Journal (article/letter/editorial) | | contrast, lepidocrocite was observed to form on magnetite and maghemite sorbents (consistent with homogeneous...University, 360 Huntington Avenue, Boston, MA 02115, USA. Tel.: +1 617 373 2899; fax: +1 617 373 4419. E-mail...as goethite (a-FeOOH), hematite (aFe2O3), and magnetite (Fe3O4), hereafter collectively termed “Fe-oxides”)...Chun et al., 2006; Yanina and Rosso, 2008), forming new iron phases (Pecher et al., 2002), increasing in...surfaces will certainly result in the accumulation of new Fe(III) atoms. Identifying the type and morphology |  | Kukkadapu, Ravi K., Zachara, John M., Fredrickson, James K., Smith, Steven C., Dohnalkova, Alice C., Russell, Colleen K. (2003) Transformation of 2-line ferrihydrite to 6-line ferrihydrite under oxic and anoxic conditions. American Mineralogist, 88 (11) 1903-1914 doi:10.2138/am-2003-11-1233 | Journal (article/letter/editorial) | | bioreduced samples that also contained goethite and magnetite. The conversion of 2-line ferrihydrite to 6-line...undergoing transformation to more stable hematite or magnetite. INTRODUCTION 3+ Poorly crystalline Fe -oxides...approximately 4–8 h aging at pH 7. Brought to you by | New York University Bobst Library Technical Services...more crystalline Fe oxides such as hematite and magnetite. Our objectives were to define: (1) whether 2-line...ferrihydrite aged under aero- Brought to you by | New York University Bobst Library Technical Services |  | | Journal (article/letter/editorial) | | (Cornell and Schwertmann 1996) and, together with magnetite (Fe3O4), is responsible for the magnetic enhancement...been usually attributed to: (1) oxidation of magnetite; (2) dehydroxylation of lepidocrocite (g-FeOOH);...structure. Maghemite obtained from the oxidation of magnetite often displays superstructure as a result of vacancy...Vandenberghe, R.E. (1998) Mössbauer spectroscopy of magnetite and Al-substituted maghemites. Hyperfine Interactions...Rancourt, D.G., Dutrizac, J.E., Lamarche, G., and Provencher, R. (1998) Interplay of surface conditions, particle |  | | Journal (article/letter/editorial) | | Sciences, University of Georgia, Athens, GA 30602, USA Formerly at Department of Physics, University of...University of California, Santa Barbara, CA 93106, USA d Department of Soil, Water & Environmental Science...Science, University of Arizona, Tucson, AZ 85721, USA b Received 18 May 2010; accepted in revised form 8...and (d) paramagnetic ferrous iron species (no magnetite octets were detected). We further divided the...al. (2007) are summarized in Table 2 along with new data for CBD extractable Fe and total C. In the surface |  | | Book (volume) | | Green fluorite (121.39 ct), Westmoreland, New Hampshire; blue fluorite (132.12 ct), Illinois; square...Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal step cut violetish pink...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...established by Dr. George F. Kunz, of Tiffany & Company, New York City, whose famous Gems and Precious Stones...taking place in older deposits and the discovery of new deposits in various places, especially in regard |  | | Journal (article/letter/editorial) | | 85721, USA b Department of Geography, University of California, Santa Barbara, CA 93106, USA c Department...well-crystallized goethite, a-FeOOH; hematite, a-Fe2O3; or magnetite, Fe3O4), coexist in a given soil because of kinetic...soil solution or in mixed valence oxides such as magnetite (FeIII2FeIIO4). Upon re-introduction of O2, rapid...controllers (Oakton Instruments, Vernon Hills, IL, USA). A constant stream of ultra-pure N2 gas is delivered...with solubility relations that resemble hydrated-magnetite (Schwab and Lindsay, 1983). Under the assumption |  | | Journal (article/letter/editorial) | | 2005 Copyright © 2005 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/05 $30.00 ⫹ .00 doi:10...Oxford, OH 45056, USA Pacific Northwest National Laboratory, Richland, WA 99352, USA 3 US Geological Survey...Survey, Boulder, CO 80303, USA 2 (Received March 14, 2005; accepted in revised form July 13, 2005)...drilling of a shale-sandstone sequence in northwestern New Mexico (Fredrickson et al., 1998). CN32 was routinely...biogenic solids except for highly crystalline magnetite (Fredrickson et al., 1998; Zachara et al., 1998) |  | | Journal (article/letter/editorial) | | of FeSam: pyrite, greigite, elemental sulfur, magnetite, and goethite (Benning et al. 2000; Boursiquot...elemental sulfur (JCPDS 08-0247) at 23.09r 2q, magnetite (Cornell and Schwertmann 1996 ) at 43.035r 2q...and pyrite in a hot springs deposit, Mohaka River, New Zealand. Neues Jahrbuch für Mineralogie, Monatshefte...Rancourt, D.G., Dutrizac, J.E., Lamarche, G., and Provencher, R. (1998) Interplay of surface conditions, particle...Complexation Modelling, Hydrous Ferric Oxide. Wiley, New York. Echt, O., Reyes Flotte, A., Knapp, M., Sattler |  | | Report (issue) | | conglomerate of Cretaceous age. km 231.8 Sandstone quarry on right; the rock was used in the construction... Cassiar Asbestos Mine ASBESTOS, JADE, GARNET, MAGNETITE, ANTIGORITE, PICROLITE, TREMOLITE, MAGNESITE,...subdued green matrix. Some microscopic grains of magnetite occur in the jade. Other minerals associated with...orthopyroxene; they are known as bastite. Fibrous magnetite occurs in a shear zone along with other fibrous...the south of Canyon Creek. Chromite, ilmenite, magnetite and manganese carbonate have also been reported |  | van der Zee, Claar, Slomp, Caroline P., Rancourt, Denis G., de Lange, Gert J., van Raaphorst, Wim (2005) A Mössbauer spectroscopic study of the iron redox transition in eastern Mediterranean sediments. Geochimica et Cosmochimica Acta, 69 (2) 441-453 doi:10.1016/j.gca.2004.07.003 | Journal (article/letter/editorial) | | 2005 Copyright © 2005 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/05 $30.00 ⫹ .00 doi:10...collected from an oceanic thermal vent near Papua New Guinea (Rancourt et al., 2001). A bulk hematite (PBH_3B)...The CDB reagent dissolves all Fe oxides except magnetite. CDB-extractable Mn has not been calibrated using...ordered occurrence of ferrihydrite. The less common magnetite, maghemite, lepidocrocite, and akaganeite oxyhydroxides...Rancourt D. G., Dutrizac J. E., Lamarche G., and Provencher R. (1998) Interplay of surface conditions, particle | | | Book (volume) | | Green fluorite (121.39 et), Westmoreland, New Hampshire; blue fluorite (132.12 et), Illinois; sqmu·e...Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...established by Dr. George F. Kunz, of Tiffany & Cornpany, New York City, whose farnous Gems and Precious Stones...taking place in older deposits and the discovery of new deposits in various places, especially in regard...Cantlin, Ellis, ID; Jeannette B. Carillo, Gen1 Center USA, El Paso, TX; Gary Christopher, The Prospectors Cache |  | Fernández, Ana María, Marco, José F., Nieto, Paula, León, Fco. Javier, Robredo, Luz María, Clavero, María Ángeles, Cardona, Ana Isabel, Fernández, Sergio, Svensson, Daniel, Sellin, Patrik (2022) Characterization of Bentonites from the In Situ ABM5 Heater Experiment at Äspö Hard Rock Laboratory, Sweden. Minerals, 12 (4) 471 doi:10.3390/min12040471 | Journal (article/letter/editorial) | | (mainly calcite and siderite) and Mg increase. No magnetite and a low amount of Fe(II) inside the clay mineral...The ABM45 project started in 2012, including three new packages (4, 5 and 6). The ABM5 experiment ran from...within the smectite structure. The presence of magnetite is discarded in all samples analysed. 3.3. Geochemistry...siderite were the corrosion products detected. Magnetite was not found (even by Mössbauer spectroscopy...package system, oxygen is not completely depleted. Magnetite was not detected, in contrast to former ABM experiments |  | | Book (volume) | | DAS2. Orca Book Publishers PO Box 468 Custer, WA USA 98240-0468 Dedicated to Simon Deane 1951 - 1997...North America tectonic plates. The buildup of each new terrane has extended the edge of the continent westward...unfortunately covered by overburden (often glacial till). New localities may be found by prospecting creeks, talus...sedimentary rocks can be metamorphosed into something new. The change can be small (slate is simply shale that...same thing, settling dense metals (gold, barite, magnetite) deep into bedrock cracks, and moving the light |  | | Journal (article/letter/editorial) | | Uses. VHC, New York. Dang, M.-Z., Rancourt, D.G., Dutrizac, J.E., Lamarche, G., and Provencher, R. (1998)...powders of hematite (α-Fe2O3), maghemite (γ-Fe2O3), magnetite (Fe3O4), goethite (α-FeOOH), and lepidocrocite |  | | Journal (article/letter/editorial) | | Rensselaer Polytechnic Institute, Troy, New York 12180, USA 3 Agriculture and Agri-Food Canada, 960 Carling...region of octahedral site vacancy formation, using a new Mossbauer spectral signature of vacancies that consists...that includes an Fe oxide equilibrium phase (magnetite) that can effectively compete for Fe, or when...extremely sensitive to the presence of oxides such as magnetite, hematite and maghemite. It was argued that this...Dynamitron accelerator at the State University of New York at Albany with resonant nuclear reaction analysis |  | Rancourt, Denis G., Fortin, Danielle, Pichler, Thomas, Thibault, Pierre-Jean, Lamarche, Gilles, Morris, Richard V., Mercier, Patrick H.J. (2001) Mineralogy of a natural As-rich hydrous ferric oxide coprecipitate formed by mixing of hydrothermal fluid and seawater: Implications regarding surface complexation and color banding in ferrihydrite deposits. American Mineralogist, 86 (7) 834-851 doi:10.2138/am-2001-0707 | Journal (article/letter/editorial) | | of the Tabar-Feni chain, off the coast of Papua New Guinea. The island is part of a Quaternary stratovolcano...(Munsell Soil Color Charts 1994 edition, GretagMacbeth, New Windsor, NY) but not in a simple way that can easily...Franklin Seamount, Western Woodlark Basin, Papua New Guinea. Canadian Mineralogist, 37, 973–990. Brady...reappraisal of the possible presence of akaganeite in New Zealand soils. Australian Journal of Soil Research... 73–124. Coey, J.M.D. and Readman, P.W. (1973a) New spin structure in an amorphous ferric gel. Nature |
|
