| | Journal (article/letter/editorial) | zones of selected ore deposits, Western Sudetes, Poland JAN PARAFINIUK*, RAFAŁ SIUDA and ANDRZEJ BORKOWSKI...Warsaw, Al. Żwirki i Wigury, 93, PL-02-089 Warszawa, Poland. *E-mail: j.parafiniuk@uw.edu.pl ABSTRACT: Parafiniuk...zones of selected ore deposits, Western Sudetes, Poland. Acta Geologica Polonica, 66 (3), 493–508. Warszawa...deposits at Miedzianka–Ciechanowice and Radzimowice, and the pyrite deposit at Wieściszowice, which differ in...in the Sudetes, and had not been even noted in Poland (Table 1). The studies were concentrated on the | | | Journal (article/letter/editorial) | speciation in surface ocean water and soils (e.g. Wilhelm and Trick 1994). Siderophores have two properties...stalk represents an organic surface upon which ferrihydrite can precipitate and, in doing so, protect the...another bacterium, Leptothrix ochracea, induces ferrihydrite precipitation on its sheath as a means to remove...and Leptospirillum ferrooxidans. They grow well at mine-waste disposal sites where reduced sources of iron...iron are continuously generated during acid mine drainage (see Templeton 2011 this issue). Since it takes | | Hochella, Michael F., Moore, Johnnie N., Putnis, Christine V., Putnis, Andrew, Kasama, Takeshi, Eberl, Dennis D. (2005) Direct observation of heavy metal-mineral association from the Clark Fork River Superfund Complex: Implications for metal transport and bioavailability. Geochimica et Cosmochimica Acta, 69 (7) 1651-1663 doi:10.1016/j.gca.2004.07.038 | Journal (article/letter/editorial) | silicates in the acid environment of this massive mine-drainage system. In the shallow, oxic floodplain...hydrous metal oxides (As, Cu, Pb, and Zn in and on ferrihydrite, and a possibly new vernadite-like mineral)...aggregation transport these wastes downstream and deposit them on floodplains (Miller, 1997; HudsonEdwards...However, these two floodplain beds are still clearly mine tailings and smelter wastes, and SEM evidence for...this TEM image) are nanocrystals of six-line ferrihydrite from the riverbed at Miles Crossing. The tiny | | | Journal (article/letter/editorial) | Incorporation of Ge in ferrihydrite: Implications for the structure of ferrihydrite Dogan Paktunc,1,2,*...Fourier, BP 53, 38041 Grenoble, France 2 Abstract Ferrihydrite is the main form of ferric iron in surficial...analyses showed all the precipitates to be six-line ferrihydrite. Semi-quantitative energy-dispersive X-ray microanalyses...respectively, which suggest a limit of Ge uptake in ferrihydrite of about 20 at% relative to total cations. Based...size, supporting the incorporation of Ge in the ferrihydrite structure. Extended X-ray absorption fine structure | | | Journal (article/letter/editorial) | the Dongguashan diplogenetic stratified copper deposit, Anhui Province—Xu Zhaowen, Lu Xiancai, Ling Hongfei...The history of the Waterberg deposit: Why South Africa’s first platinum mine failed—Iain McDonald and Marian...composition of the Berkeley pit lake and surrounding mine waters, Butte, Montana— Damon A. Pellicori, Christopher...2005 Special Issue on Metals in the Environment and Mine Wastes— D. Paktunc and R.F. Martin A 133Cs, 29Si...mineralogical zoning of high-sulfide mine-waste at the Berikul mine-site, Kemerovo region, Russia—N.V. | | Gilbert, B., Erbs, J. J., Penn, R. L., Petkov, V., Spagnoli, D., Waychunas, G. A. (2013) A disordered nanoparticle model for 6-line ferrihydrite. American Mineralogist, 98 (8) 1465-1476 doi:10.2138/am.2013.4421 | Journal (article/letter/editorial) | A disordered nanoparticle model for 6-line ferrihydrite Benjamin Gilbert,1,* Jasmine J. Erbs,2 R. Lee...hydrated iron(III) oxyhydroxide phase known as ferrihydrite. Developing useful structural descriptions of...of defective nanophases such as ferrihydrite has long posed significant challenges. Recently, Michel...(2007, 2010) proposed a structural model for ferrihydrite in place of the long-accepted model of Drits...forms of X‑ray scattering data from powdered ferrihydrite. However, discrepancies remain that we hypothesized | | | Journal (article/letter/editorial) | oxyhydroxysulphate of iron from the Pyh~isalmi sulphide mine, Province of Oulu, Finland. It occurs there, and...include jarosite, natrojarosite, goethite and ferrihydrite. Schwertmannite is a poorly crystalline, yellowish...Munich. KEYWORDS:schwertmannite, new mineral, acid mine drainage, iron, Pyh/isalmi, Finland *Present address:...of ochreous precipitates collected from acid coal mine drainage in Ohio, U.S.A. Additional samples were...an ore processing area of the Pyhiisalmi sulphide mine (pyrite, sphalerite, chalcopyrite, pyrrhotite, galena | | | Journal (article/letter/editorial) | com/locate/gca Properties of impurity-bearing ferrihydrite II: Insights into the surface structure and...and composition of pure, Al- and Si-bearing ferrihydrite from Zn(II) sorption experiments and Zn K-edge...online 6 June 2013 Abstract Naturally occurring ferrihydrite often contains impurities such as Al and Si...absorption spectroscopy measurements on pure ferrihydrite (Fh) and Al- or Si-bearing ferrihydrites containing...indicating the formation of IVZn polymers at the ferrihydrite surface, and a deviation from Langmuir uptake | | | Report (issue) | plant growth media on land reclamation, and acid mine drainage. In addition, topics to be discussed include...data to support more effective design/evaluation of mine waste disposal to control and minimize environmental...of the effort. Major sources of pollution such as mine drainages and tailings piles will be visited as...which includes a box lunch. Eagle Mine Wednesday, October 8 The Eagle Mine is an inactive mining and milling...remedial action plan has provided for flooding of the mine workings, consolidation of eight tailings piles | | Posth, Nicole R., Köhler, Inga, D. Swanner, Elizabeth, Schröder, Christian, Wellmann, Eva, Binder, Bernd, Konhauser, Kurt O., Neumann, Udo, Berthold, Christoph, Nowak, Marcus, Kappler, Andreas (2013) Simulating Precambrian banded iron formation diagenesis. Chemical Geology, 362. 66-73 doi:10.1016/j.chemgeo.2013.05.031 | Journal (article/letter/editorial) | experimentally tested. We incubated mixtures of ferrihydrite (proxy for biogenic ferric oxyhydroxide minerals)...reaction products. Under these III II conditions, ferrihydrite (FeIII(OH)3) transforms to hematite (FeIII 2...O4), and siderite II (Fe CO3). Silica-coated ferrihydrite prepared at conservative Si:Fe ratios (as predicted...likely (ferro-) ferric oxyhydroxides, such as ferrihydrite (Fe(OH)3), greenalite ((Fe)3Si2O5(OH)4), siderite...thermodynamic estimates, (2) does the transformation of ferrihydrite in the presence or absence of CH2O yield the | | | Book | Portugal, Belgium, Austria, the Soviet Union, Poland, Hungary, Czechoslovakia, Bulgaria, Greece, and...chemist and mineralogist; student of Torbern Bergman; mine owner and mineral analyst; trained J. J. Berzelius...mathematics, and history of sciences. haidingerite, Wilhelm Karl von Haidinger (1795-1871), Austrian mineralogist...Mineralogische Nomenklatur, 1853). bunsenite, Robert Wilhelm Bunsen (1811-1899), German chemist; with Kirchhoff...feldspars are an isomorphous series. rontgenite, Wilhelm Konrad Rontgen (1845-1923), German physicist; best | | | Journal (article/letter/editorial) | impurity-bearing ferrihydrite III. Effects of Si on the structure of 2-line ferrihydrite A. Cristina Cismasu...is well known that the physical properties of ferrihydrite are affected when formed in the presence of silicate...concentrations ranging from 5 to 40 mol% Si) on synthetic ferrihydrite precipitates using structural data derived from...effect on Fe(O,OH)x polyhedral polymerization and ferrihydrite particle growth, illustrated by the formation...crystalline, structurally disordered/strained ferrihydrite nanocrystallites. Variation in Fh unit-cell | | Collins, Richard N., Rosso, Kevin M., Rose, Andrew L., Glover, Chris J., David Waite, T. (2016) An in situ XAS study of ferric iron hydrolysis and precipitation in the presence of perchlorate, nitrate, chloride and sulfate. Geochimica et Cosmochimica Acta, 177. 150-169 doi:10.1016/j.gca.2016.01.021 | Journal (article/letter/editorial) | bonding appears to be critical to the formation of ferrihydrite. The spectral trends indicated that the dec...the incorporation of tetrahedral FeIII into ferrihydrite occurs only at the latter stages of extended...ubiquitous solid phases such as ferrihydrite) remain unresolved. Ferrihydrite is the natural nano-crystalline...support the presence of a tetrahedral component in ferrihydrite (Michel et al., 2007a; Harrington et al., 2011;...inorganically complexed species that arise prior to ferrihydrite precipitation and how tetrahedral FeIII is structurally | | | Journal (article/letter/editorial) | anthropogenic factors influencing mercury speciation in mine wastes: an EXAFS spectroscopy study— Christopher...and J. William Carey Iron-rich precipitates in a mine drainage environment: Influence of pH on mineralogy—Enver...of weathered sulfides and manganoan carbonates in mine waste-rock dumps, with implications for heavy-metal...Balic-Zunic Telluride mineralogy of the Golden Mile deposit, Kalgoorlie, Western Australia—Jill M. Shackleton...abundances in inclusions in diamonds from the upper and lower mantle—Hans-Michael Seitz, Gerhard P. Brey, Thomas | | | Journal (article/letter/editorial) | the same structure as aged lepidocrocite and ferrihydrite respectively. Both oxides displayed a rapid...been linked to the crystallinity of the oxides (a lower degree of crystallinity leading to greater supply...high surface area and adsorptive capacity of ferrihydrite (Cornell and Schwertmann, 2003; Dzombak and...Under anoxic conditions, adsorption of Fe(II) to ferrihydrite has been shown to mediate a far more rapid transformation...nanoparticulate ferrihydrite, while that from Fe(II) might be expected to be ferrihydrite and/or lepidocrocite | | Clark, Joanna, Sutter, Brad, Archer, P. Douglas, Ming, Douglas, Rampe, Elizabeth, McAdam, Amy, Navarro-González, Rafael, Eigenbrode, Jennifer, Glavin, Daniel, Zorzano, Maria-Paz, Martin-Torres, Javier, Morris, Richard, Tu, Valerie, Ralston, S. J., Mahaffy, Paul (2021) A Review of Sample Analysis at Mars-Evolved Gas Analysis Laboratory Analog Work Supporting the Presence of Perchlorates and Chlorates in Gale Crater, Mars. Minerals, 11 (5) 475 doi:10.3390/min11050475 | Journal (article/letter/editorial) | playas, central Canada, and New Mexico have much lower concentrations of perchlorates compared to the Atacama...the84Yellowknife Bay Image formation of a wind-blown deposit where the Rocknest was scooped (October 2012)....were sampled. (f) Mastcam image of a wind-blown deposit where where the Rocknest sample was scooped on...Spectral datainwere the meteorite ratios points [42]. Lower concentrations of ClO 4− were reported the most...within the meteorite and isotopic ratios [42]. Lower concentrations of ClO4 − were reported in the other | | Pinto, André Jorge, Gonçalves, Mário A., Prazeres, Cátia, Astilleros, José Manuel, Batista, Maria João (2012) Mineral replacement reactions in naturally occurring hydrated uranyl phosphates from the Tarabau deposit: Examples in the Cu–Ba uranyl phosphate system. Chemical Geology, 312. 18-26 doi:10.1016/j.chemgeo.2012.04.004 | Journal (article/letter/editorial) | occurring hydrated uranyl phosphates from the Tarabau deposit: Examples in the Cu–Ba uranyl phosphate system...replacement Dissolution–precipitation reaction Nisa deposit a b s t r a c t Uranyl phosphates are a mineral...phosphates from the Tarabau site, included in the Nisa deposit, located in central-eastern Portugal, are studied...concentrations in many natural waters, since they involve lower solubilities than, for instance, uranyl silicates...of uranyl phosphates are by far the Koongarra U deposit in Northern Australia, where a wide variety of | | | Journal (article/letter/editorial) | are formally recognized as minerals, such as ferrihydrite and schwertmannite), yet they do fit other portions...environmentally important substances, such as ferrihydrite and schwertmannite, have been formally recognized...any doubt, the discovery of X‑rays in 1895 by Wilhelm Conrad Röntgen and its later application to the...The result is a PDF with higher resolution and lower termination errors, which are artifacts related...before, such as imogolite (Yuan and Wada 2012), ferrihydrite (e.g., Michel et al. 2007; Manceau 2011; Eusterhues | | | Report (volume) | ferrooxidans: implications for generation of acid mine drainage. Science 279:1519-1522 Shen YA, Buick R...cultures incubated anaerobically with either ferrihydrite or goethite (Taillefert and DiChristina 2005)...some consistent thermodynamic observations. Ferrihydrite, with its higher redox potential (~−0.070 V...oxyhydroxide minerals in oxic environments (e.g., ferrihydrite and goethite, or birnessite and manganite),...Reducing (pH = 4) mol/L (pH = 2) mol/L Fe(OH)3 (ferrihydrite) 2.06u10−8 (Fe3+) 2.06u10−8 (Fe3+) 1.29u10−7 | | | Journal (article/letter/editorial) | dominates in the presence of P, whereas a disordered ferrihydrite-like precipitate akin to hydrous ferric oxide...that forms in the presence of As(V). Despite its lower affinity for Fe(III) precipitates, Si leads to Si-HFO...refinements have been reported previously for 2-line ferrihydrite (Michel et al., 2007a, 2010), but not for goethite...a-FeOOH), lepidocrocite (Lp; c-FeOOH), and 2-line ferrihydrite (2LFh) were prepared following Schwertmann and...1999), lepidocrocite (Wyckoff, 1963), 2-line ferrihydrite (Michel et al., 2007a) and scorodite (Kitahama | | | Journal (article/letter/editorial) | leaching or in situ recovery), depending on the deposit grade, size, location, geology and economic considerations...sludge or ‘‘mud’’ from neutralization of acidic mine/mill effluents, containing Fe and a range of coprecipitated.... . . . . . . . . . . . . . . . . . . . . 5.2. Lower footprint technologies . . . . . . . . . . . . ... . . . 5.5. Selecting sites with potential for lower environmental impact . . . . . . . . . . . . . ...leaching or in situ recovery), depending on the deposit grade, size, location, geology and economic considerations | | Rijkenberg, Micha J.A., Gerringa, Loes J.A., Carolus, Vicky E., Velzeboer, Ilona, de Baar, Hein J.W. (2006) Enhancement and inhibition of iron photoreduction by individual ligands in open ocean seawater. Geochimica et Cosmochimica Acta, 70 (11) 2790-2805 doi:10.1016/j.gca.2006.03.004 | Journal (article/letter/editorial) | bacteria to scavenge and transport Fe (Trick, 1989; Wilhelm and Trick, 1994; Granger and Price, 1999), may...may after photolysis lead to the formation of lower-affinity Fe(III) ligands and the reduction of Fe(III)...solid, ferrihydrite (Fe5HO8 Æ 4H2O) (Schwertmann and Thalmann, 1976) also called marine ferrihydrite (Wells...rates diminished with continued irradiation when ferrihydrite was irradiated. One explanation for the decreasing...Remarkably, for PPIX the MaxProd Fe(II) was found to be lower compared to the other ligands, although the InPrRate | | | Report (chapter) | the solid during the transformation (aging) of ferrihydrite to crystalline minerals. Bruno et al. (1995)...substantially increases the uptake of uranyl by ferrihydrite at low pH values. They suggested that ternary...complexes involving both U and P formed at the ferrihydrite surface. They further pointed out the possibility...the original ferrihydrite. Murakami et al. (1997) studied samples of the Koongarra deposit, Australia,...bidendate surface complexes onto silica, alumina and ferrihydrite (Reich et al. 1998; Sylwester et al. 2000; Bargar | | | Journal (issue) | . . . . . . 611 14.2 The Structure of Ferrihydrite – A Widely Distributed Nanomineral and a Major... . . . . . . . . 15.1 Lead Speciation in Mine Tailings and Pb-Contaminated Soils . . . 15.1...bioremediation site at the Carnoulès, Gard, France acid mine drainage . . . . . . . . . . . . ....structure and properties of nanoparticles, using ferrihydrite as an example of a natural nanomineral and silver...giant gypsum crystals found in a lead-zinc-silver mine in Naica, Chihuahua, Mexico (Garcia-Ruiz et al. | | | Book | variety amethyst, sceptre habit, Denny Mountain, King County, Washington, U.S.A. / Photo by Ken Mayer Production...1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil |
|