 | | Journal (issue) | | December 1956 101 THE ORE. - BI N Portland, Oregon STATE OF OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES...ad Office; 1069 State Office Bldg., Portland 1, Oregon Telephone: CApitol 6-2161, Ext. 488 Field Offices...PROSPECTING IN OREGON, 1956 By Max Schafer* Introduction The search for uranium deposits in Oregon in 1956 was...immediate promise as the White King claims in Lake County. Second, the total number of prospectors decreased...not include all of the known radioactive areas in Oregon, but represent the outstanding developments during |  | | Journal (article/letter/editorial) | | 523â536, 2016. XRD AND TEM STUDIES ON NANOPHASE MANGANESE OXIDES IN FRESHWATER FERROMANGANESE NODULES FROM...nodules, Fe-Mn nodules, and Fe-rich nodules. The manganese-bearing phases are todorokite, birnessite, and...heterogeneous nucleation sites for the Mn-oxides and Fe-(oxyhydr)oxides. The alternating Fe/Mn layers in FFNs...Given that the mineralogy of nanophase Fe-(oxyhydr)oxides in Green Bay nodules were strongly discussed in...paper will focus on the mineralogy of nanophase Mn-oxides, the transformation pathways between birnessite |  | | Report (issue) | | DEPOSITS OF MANGANESE ORE IN MONTANA, UTAH, OREGON, AND WASHINGTON. By J. T. PARDEE. DEPOSITS IN MONTANA...surprises of the war period was a large production of manganese ore in Montana. Although since 1870 the Butte...and other metals, the fact that large bodies of manganese ore formed part of the mineral deposits of these...shipment of rather large quantities of high-grade manganese oxide ore from Philipsburg. In 191Y the production...other States producing manganese ore. In the same year a moderate amount of. manganese oxide ore was mined |  | | Journal (article/letter/editorial) | | DEPOSITS OF D. F. HEWETT THE MANGANESE AND MICHAEL NO. 1 OXIDES FLEISCHER CONTENTS PAGE Abstract........ Manganese alone ................................................... 3 4 7 7 Manganese with alkalies............. Manganese with iron ............................................... Manganese with lead ................................................ Manganese with zinc ......................................30 37 Manganese-bearing hot spring waters .................................... Manganese oxides near springs |  | | Report (issue) | | 95(3)⌠X-ray Powder Pattern: Philipsburg, Montana, USA. 2.39 (10), 6.90 (9), 4.90 (8), 3.10 (8), 2.15 (6)...Tombstone, Arizona, USA; Mn4+ from âavailable Oâ. (2) Philipsburg, Montana, USA; Mn4+ from âavailable...Widespread in oxidized manganese deposits as open-space fillings or replacing primary manganese-bearing minerals;...minerals; commonly replaced by other secondary manganese minerals. Association: Pyrolusite, nsutite, braunite...braunite, chalcophanite, manganite, other manganese oxides. Distribution: Some localities for well-studied |  | Feng, Xiong Han, Zhu, Mengqiang, Ginder-Vogel, Matthew, Ni, Chaoying, Parikh, Sanjai J., Sparks, Donald L. (2010) Formation of nano-crystalline todorokite from biogenic Mn oxides. Geochimica et Cosmochimica Acta, 74 (11) 3232-3245 doi:10.1016/j.gca.2010.03.005 | Journal (article/letter/editorial) | | of nano-crystalline todorokite from biogenic Mn oxides Xiong Han Feng a,1, Mengqiang Zhu a, Matthew Ginder-Vogel...19716, USA b Delaware Environmental Institute, University of Delaware, Newark, DE 19716, USA c Department...Hall, University of Delaware, Newark, DE 19716, USA Received 15 May 2009; accepted in revised form 3...widely considered to form from layer structured Mn oxides with hexagonal symmetry, such as vernadite (d-MnO2)...nanoscale, todorokite-like phase from biogenic Mn oxides produced by the freshwater bacterium Pseudomonas |  | | Journal (article/letter/editorial) | | Copyright Š 1998 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/98 $19.00 1 .00 Pergamon...Sciences, Oregon State University, Corvallis, Oregon 97331-5503, USA 2 Department of Geosciences, Oregon State...State University, Corvallis, Oregon 97331-5506, USA 3 Department of Geosciences, The University of Tulsa...Tulsa, Tulsa, Oklahoma 74104, USA (Received June 25, 1997; accepted in revised form November 11, 1997) ...inclusions have generally undergone some degree of post-entrapment crystallization. Therefore, to quantify |  | | Journal (article/letter/editorial) | | Nanoscale structure and compositional analysis of manganese oxide coatings on the Smithsonian Castle, Washington...Department of Chemistry and Biochemistry, University of Oregon, Eugene, OR 97403, United States Smithsonian Institution...building exhibits dark surface discoloration due to manganese-rich coatings that are growing in patches across...and composed primarily of birnessite, a layered manganese oxide. High spatial resolution data reveal that...compositionally from typical manganese rock varnish and classifying it instead as a manganese skin. TEM revealed |  | | Journal (article/letter/editorial) | | e l s ev i e r. c o m / l o c a t e / e p s l Post depositional alteration of foraminiferal shells...and Atmospheric Sciences, Oregon State University, Corvallis, OR 97331, USA Earth and Space Sciences Department...Washington, P.O Box 353010, Seattle, WA 98195-3010, USA a r t i c l e i n f o Article history: Received...from coastal fossil methane seeps exposed from Oregon to Vancouver Island: The EoceneâOligocene Keasey...comparable to conditions observed in modern seeps on the Oregon slope and elsewhere. The carbonates in these seeps |  | | Report (issue) | | INDEX OF MINING PROPERTIES IN COCHISE COUNTY., ARIZONA by Stanton B. Keith Geologist Bulletin 187...Employer. INDEX OF MINING PROPERTIES IN COCHISE COUNTY, ARIZONA by Stanton B. Keith Geologist Bulletin... 10. Index Map to Mining Districts in Cochise County and Explanation of Geologic Symbols. . ⢠⢠California...geologic framework and mineral resources of Cochise County have been released. Because the bulletin was reprinted...Society, held its 29th field conference in Cochise County, November 9-11, 1978. Road logs and technical papers |  | | Journal (article/letter/editorial) | | no fixed parageneticsequenceof oxides. In general,early formed oxides include manganite,Nsuta Mn02, cryptomelane...cryptomelane,and pyrolusite. Oxides intermediatein age include cryptomelaneand todorokite. Chalcophanite...1). The manganese oxide depositsof this districthave beena major domestic sourceof manganese oxideore...historyof production,little is knownof the manganese oxides,their distribution, andtheir modesof formation...Wisconsin.Professor S. W. Baileyhashelpedgreatly 54 MANGANESE OXIDE DEPOSITS 55 with X-ray techniques. Thanks |  | Carlos, Barbara A., Chipera, Steve J., Bish, David L., Craven, Sandra J. (1993) Fracture-lining manganese oxide minerals in silicic tuff, Yucca Mountain, Nevada, U.S.A. Chemical Geology, 107 (1) 47-69 doi:10.1016/0009-2541(93)90101-n | Journal (article/letter/editorial) | | A m s t e r d a m 47 [Ew] Fracture-lining manganese oxide minerals in silicic tuff, Yucca Mountain...Alamos, NM 87545, USA bDepartment of Geology, Smith College, Northampton, MA 01063, USA (Received June 20...mineralogy, chemistry and distribution of the Mn-oxides at Yucca Mountain using X-ray diffraction and optical...polymorphs, zeolites and Mn-oxides, with lesser amounts of smectite, calcite and Fe-oxides (Carlos, 1985, 1987;...However, sorption experiments have shown that Mn-oxides (hollandite and romanechite) may be important in |  | | Report (volume) | | Bulletin 931-S MANGANESE DEPOSITS IN THE PAYMASTER MINING DISTRICT IMPERIAL COUNTY, CALIFORNIA BY JARVIS...o....o...........o.......................... Manganese veins...........................................the western part of the Paymaster manganese district, Imperial County, Calif... .......... 0 ... In pocket...California showing location of the Paymaster manganese district ... o..................................Fault breccia impregnated and replaced by manganese oxides.................. , 466 61. Diagrammatic sketch |  | | Journal (article/letter/editorial) | | polymorphs of manganese dioxide and oxyhydroxide SOPHIE FRITSCH,'.* JEFFREYE. POST,'and ALEXANDRA... Institution, Washington, D.C. 20560, USA in revised form USA March IO, 1997 ) Abstract-Transposed...K was used to study the energetics of natural manganese dioxides (pyrolusite and ramsdellite) and oxyhydroxides...difference between these tunnel-structure manganese oxides is very small, ramsdellite is higher in enthalpy...with the widespread occurence of metastable manganese oxides and oxyhydroxides in the natural environment |  | | Journal (issue) | | WASHINGTON November 2, 2013 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...to see and enjoy. 5:00 pm Dinner will be at the County Buffet in Vancouver. Please join us if you can...Ft. Vancouver Way Washington Interstate Bridge Oregon Columbia River 2 Presidentâs Page Fall 2013...G. Howard, editor 356 SE 44th Avenue Portland, Oregon, 97215 e-mail: pogodh@hei.net DUES: $15 per year...âKellyâ Starnes 1276 SE Goodnight Avenue Corvallis, Oregon, 97333 e-mail: bikeklein@yahoo.com ing of the |  | Zwicker, J., Smrzka, D., Himmler, T., Monien, P., Gier, S., Goedert, J.L., Peckmann, J. (2018) Rare earth elements as tracers for microbial activity and early diagenesis: A new perspective from carbonate cements of ancient methane-seep deposits. Chemical Geology, 501. 77-85 doi:10.1016/j.chemgeo.2018.10.010 | Journal (article/letter/editorial) | | University of Washington, Seattle, Washington 98195, AN USA Institut fĂźr Geologie, Centrum fĂźr Erdsystemforschung...RC-612 Carbon Analyzer (St. Joseph, IP T MI, USA), equipped with a solid-state infrared detector....patterns, absolute contents were normalized to the Post Archean M Australian Shale (PAAS) standard after...silicon (Si), magnesium (Mg), iron (Fe), and manganese (Mn) compared to the other samples. SR4 yellow...calcite could be its derivation from iron and manganese oxides or clay minerals, which can all be sources |  | | Report (volume) | | Bulletin 922-C j MANGANESE DEPOSITS IN THE LITTLE FLORIDA MOUNTAINS i LUNA COUNTY, NEW MEXICO A PRELIMINARY............................................... Manganese deposits................................................................ 55 55 59 61 67 70 Manganese Valley mine............................... 70...... 58 10. Geologic plan and projection of Manganese Valley mine................................ 11... N. Mex.......................... 6. View of Manganese Valley vein................ 7. "Pudding ore n |  | | Report (issue) | | STATE OF OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES 329 SW. Oak Street Portland, Oregon Bulletin...No. 14-A Oregon Metal Mines Handbook By the Staff Bulletin No. No. 14-A Northeastern Oregon-East Half...Northeastern Oregon-West Half No. 14-C Southwestern Oregon No. 14-D Northwestern Oregon No. 14-E Central...Central and Southeastern Oregon ----ďż˝- 1939 STATE GOVERNING BOARD W. H. STRAYER, CHAIRMAN BAKER ...⢠FOREWORD T HE ONLY handbook or catalog of Oregon mines ever published was issued in 1916-more than |  | | Journal (issue) | | OREGON GEOLOGY published by the Oregon Department of Geology and Mineral Industries \ VOLUME 53, NUMBER...NUMBER 6 NOVEMBER 1991 OREGON GEOLOGY OIL AND GAS NEWS (ISSN 0164-3304) Drilling activity at Mist...Indu~trte~. \1a). Jul:. September. and )Jo\ember b} the Oregon Department (Volume\ 1 through ~O "ere enlltled...Supervisor. Second class postage paid at Portland, Oregon. Subscription rates: I year, $8; 3 years, $19....Single issues, $2. Available back issues of Ore Bin/Oregon Geology through v. 50, no. 4, $1. Address subscription |  | | Journal (issue) | | Marion County are somewhat dlfferant trom those in the other countielli. Probably the lIarion County area...the Eola Hills. Also tha ora .action in Marion County is thinner than in Washington and Columbia countieso...countieso 17. ~he high-grade bauxite in Marlon County of importanoe co â˘â˘ ercially? Insufficient work...aluminum. 18. Ihat is the extent of reserve. of Oregon ore1 Alcoa Mining Company has been lampllng the...long ton$ ~t ore in two depodtl! in lalhington County only. 19. ~~ Orejon depostt8 ba~e good physioal |  | | Journal (article/letter/editorial) | | Mineralogy and 40Ar/39Ar geochronology of supergene Mn-oxides in the Dongxiangqiao deposit, Hunan Province, South...Supergene Mn-oxides . Weathering . Dongxiangqiao deposit Introduction Supergene manganese deposits form...represent the largest concentrations of high-grade manganese ore (Roy 1981; Varentsov 1996). The supergene...(Ostwald 1988; Varentsov 1996). Tetravalent Mn-oxides are the predominant ore minerals of supergene Mn...1979; Post 1999). The large surface area, fine-grained habit, and high surface charges of Mn-oxides may |  | | Journal (article/letter/editorial) | | (7 Ă
manganate), which are abundant in marine manganese nodules, have been studied to confirm whether...structure, specific surface area, oxidation state of manganese, thermal stability, and morphology. Thus, the...them for specific applications. Keywords: manganese oxides; birnessite; todorokite; synthesis mechanism;...Introduction Manganese oxides can be observed in different natural forms, including manganese nodules, layers...(AMD)-polluted streams [7â9]. Majority of the manganese oxide minerals are brownâblack and typically occur |  | Niu, Sida, Zhao, Liqun, Lin, Xiaoju, Chen, Tong, Wang, Yingchao, Mo, Lingchao, Niu, Xianglong, Wu, Huaying, Zhang, Min, Huizenga, Jan Marten, Long, Peng (2021) Mineralogical Characterization of Manganese Oxide Minerals of the Devonian Xialei Manganese Deposit. Minerals, 11 (11) 1243 doi:10.3390/min11111243 | Journal (article/letter/editorial) | | Mineralogical Characterization of Manganese Oxide Minerals of the Devonian Xialei Manganese Deposit Sida Niu 1,2 ...Mineralogical Characterization of Manganese Oxide Minerals of the Devonian Xialei Manganese Deposit. Minerals 2021...Region is an important manganese ore district in Southwest China, with manganese ore resource reserves...the total manganese ore resource reserves in China. The Xialei manganese deposit (Daxin County, Guangxi)...Guangxi) is the first super-large manganese deposit discovered in China. The Mn oxide in the supergene oxidation |  | | Journal (article/letter/editorial) | | ferrioxamine B to synthetic and biogenic layer type manganese oxides Owen W. Duckworth a,*, John R. Bargar b, Garrison...Carolina State University, Raleigh, NC 27695-7619, USA Stanford Synchrotron Radiation Laboratory, 2575 Sand...94025, USA c Division of Ecosystem Science, University of California, Berkeley, CA 94720-3114, USA Received...available about the potential roles of layer type manganese oxides, which are relatively abundant in soils and...column. To probe the eďŹects of layer type manganese oxides on the stability of aqueous Feâsiderophore |  | | Journal (article/letter/editorial) | | XANES spectra to help determine the speciation of manganese in minerals and glasses E. Chalmin Ă F. Farges...Springer-Verlag 2008 Abstract High-resolution manganese K-edge X-ray absorption near edge structure spectra...quantitative valence and symmetry information for manganese in various ââtestââ and ââunknownââ minerals and...and glasses. The samples present a range of manganese symmetry environments (tetrahedral, square planar...described in this study, a robust estimation of the manganese valence could be obtained from the pre-edge region |
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