 | Mills, S. J., Nestola, F., Kahlenberg, V., Christy, A. G., Hejny, C., Redhammer, G. J. (2013) Looking for jarosite on Mars: The low-temperature crystal structure of jarosite. American Mineralogist, 98 (11) 1966-1971 doi:10.2138/am.2013.4587 | Journal (article/letter/editorial) | | Perchlorates Looking for jarosite on Mars: The low-temperature crystal structure of jarosite† Stuart J. Mills1...Universität Innsbruck, Innrain 52, 6020 Innsbruck, Austria 4 Centre for Advanced Microscopy, Australian Natioanl...34, A-5020 Salzburg, Austria 2 Abstract Single-crystal diffraction of jarosite, KFe3+ 3 (SO4)2(OH)6...The data sets can aid in the identification of jarosite by X‑ray diffraction of martian soils using the...low temperature, jarosite, Mars, anisotropy, alunite supergroup Introduction Jarosite, KFe3+ 3 (SO4)2(OH)6 |  | | Journal (article/letter/editorial) | | Major and minor element systematics of alunite–jarosite from GoldÞeld, Nevada J.J. PAPIKE, J.M. KARNER...New Mexico, 87131, U.S.A. ABSTRACT Alunite and jarosite from GoldÞeld, Nevada, show spectacular relationships...relationships between early alunite and later jarosite. In some cases, jarosite overgrows alunite with the same crystallographic...KAl3(SO4)2(OH)6; natroalunite, NaAl3(SO4)2(OH)6; jarosite, 3+ KFe3+ 3 (SO4)2(OH)6; and natrojarosite, NaFe3...compositional gap occurs between alunite-natroalunite and jarosite-natrojarosite. This gap has no crystal chemical |  | | Journal (article/letter/editorial) | | l o c a t e / c h e m g e o Research papers Jarosite formation by an AMD sulphide-oxidizing environmental...Accepted 17 May 2010 Editor: J. Fein Keywords: Jarosite Microbial sulphur oxidation Biomarker Acid mine...drainage Pyrrhotite a b s t r a c t The formation of jarosite in acid mine drainage (AMD) accompanies microbial...found in mining waste materials. The discovery of jarosite at Meridiani Planum, Mars has been used to interpret...acidic and evaporative based on evidence from jarosite formed abiotically or through microbial iron oxidation |  | | Journal (article/letter/editorial) | | The study of the thermochemical properties of jarosite-group minerals, AFe3(SO4)2(OH)6, where A represents...lead and arsenic (Kolitsch & Pring 2001). Since jarosite was observed on Mars in 2004 (Klingelhöfer et...elements such as As and P substituting for S in jarosite-group minerals become concentrated in the decomposition...aspects of the thermochemistry of many of the jarosite-group minerals have been undertaken in the past...past few years [e.g., V-substituted jarosite: Grohol & Nocera (2002), Dutrizac & Chen (2003); hydroniumjarosite: |  | | Journal (article/letter/editorial) | | minerals goethite, an iron oxide-hydroxide, and jarosite, an iron hydroxide sulfate, were identified by...increasing electron density at the nucleus results in a lower value of d. Only electrons in s-shells have a finite...result, d values for Fe3+-bearing compounds are lower than for Fe2+-bearing compounds. The ligand-type...of peak number 6 of a sextet when counted from lower to higher velocity in a Mössbauer spectrum. The... Key to these findings is the identification of jarosite within the sedimentary rocks by Opportunity’s |  | Ondrejka, Martin, Bačík, Peter, Sobocký, Tomáš, Uher, Pavel, Škoda, Radek, Mikuš, Tomáš, Luptáková, Jarmila, Konečný, Patrik (2018) Minerals of the rhabdophane group and the alunite supergroup in microgranite: products of low-temperature alteration in a highly acidic environment from the Velence Hills, Hungary. Mineralogical Magazine, 82 (6) 1277-1300 doi:10.1180/mgm.2018.137 | Journal (article/letter/editorial) | | secondary sulfates/phosphates include jarosite, plumbian jarosite and alunite, corkite, hinsdalite, rhabdophane-(Ce)...Keywords: rhabdophane group, alunite supergroup, jarosite, alunite, corkite, hinsdalite, supergene alteration...Gaboreau et al. 2005) and there is evidence of jarosite, and recently also alunite, in Martian regolith...monoclinic monazite-type structure minerals but yield lower EPMA analytical totals because of the presence of...describe here a complex assemblage of ASM, jarosite, plumbian jarosite and alunite, including very rare members |  | West, L., McGown, D.J., Onstott, T.C., Morris, R.V., Suchecki, P., Pratt, L.M. (2009) High Lake gossan deposit: An Arctic analogue for ancient Martian surficial processes?. Planetary and Space Science, 57 (11) 1302-1311 doi:10.1016/j.pss.2009.05.011 | Journal (article/letter/editorial) | | primarily quartz, mica and jarosite. One sample (G41), containing Fe-oxide, jarosite and gypsum, appears to...transitional between a Fe-oxide dominant assemblage to a jarosite dominant assemblage. Thermodynamic equilibria...which minerals like hematite, goethite, gypsum and jarosite, which are found on Mars, can form in an environment...detected the presence of the sulfate-bearing mineral, jarosite [(K, Na, H3O) (Fe, Al)3 (SO4)2(OH)6] (Klingelhöfer...Mars, the major depositional environments for jarosite, gypsum and Fe-oxyhydroxides on Earth suggest |  | Papike, J.J., Burger, P.V., Karner, J.M., Shearer, C.K., Lueth, V.W. (2007) Terrestrial analogs of martian jarosites: Major, minor element systematics and Na-K zoning in selected samples. American Mineralogist, 92 (2) 444-447 doi:10.2138/am.2007.2442 | Journal (article/letter/editorial) | | jarosites selected for study have mixed domains of jarosite, KFe3+ 3 (SO4)2(OH)6, and natrojarosite, NaFe3+...indicates a wide solvus (miscibility gap) between jarosite and natrojarosite. It also suggests that special...solid-solution series have different solubilities, as do jarosite and natrojarosite (Glynn 2000). These conditions...illustrated by spectacular oscillatory zoning of jarosite and natrojarosite in samples from the Apex Mine...Keywords: Jarosite, Mars, zoning, terrestrial analogs, electron probe INTRODUCTION Jarosite is an important |  | Majzlan, Juraj, Alpers, Charles N., Koch, Christian Bender, McCleskey, R. Blaine, Myneni, Satish C.B., Neil, John M. (2011) Vibrational, X-ray absorption, and Mössbauer spectra of sulfate minerals from the weathered massive sulfide deposit at Iron Mountain, California. Chemical Geology, 284 (3) 296-305 doi:10.1016/j.chemgeo.2011.03.008 | Journal (article/letter/editorial) | | Fe2(SO4)3·5H2O, kornelite, coquimbite, Fe (SO4)(OH), jarosite and rhomboclase. Fourier transform infrared spectra...room temperature and 80 K for ferric minerals jarosite and rhomboclase and mixed ferric–ferrous minerals...units. The presence of the H3O+ ion in hydronium jarosite or alunite has been suspected (Ripmeester et al...Mineral nominal composition Jarosite KFe3(SO4)2(OH)6 Hydronium jarosite (H3O)Fe3(SO4)2(OH)6 Szomolnokite...and the Fe(O,OH,OH2)6 octahedral units occur at lower frequencies, and are unlikely to appear in these |  | Lewis, James M.T., Watson, Jonathan S., Najorka, Jens, Luong, Duy, Sephton, Mark A. (2015) Sulfate Minerals: A Problem for the Detection of Organic Compounds on Mars?. Astrobiology, 15 (3) 247-258 doi:10.1089/ast.2014.1160 | Journal (article/letter/editorial) | | containing the ferric sulfate jarosite. The sulfate ions within jarosite break down from 500C. Carbon...Mars—Life detection— Geochemistry—Organic matter—Jarosite. Astrobiology 15, 247–258. 1. Introduction O...NavarroGonzález et al., 2006; Sephton, 2012). Jarosite minerals are members of the alunite supergroup...[minerals with the general formula AB3(TO4)2(OH)6]. In jarosite, the general formula is characterized by having...influences the decomposition temperature of the jarosite structure and that other sulfate species also |  | Fairén, Alberto G., Schulze-Makuch, Dirk, Rodríguez, Alexis P., Fink, Wolfgang, Davila, Alfonso F., Uceda, Esther R., Furfaro, Roberto, Amils, Ricardo, McKay, Christopher P. (2009) Evidence for Amazonian acidic liquid water on Mars—A reinterpretation of MER mission results. Planetary and Space Science, 57 (3) 276-287 doi:10.1016/j.pss.2008.11.008 | Journal (article/letter/editorial) | | diagenesis only. At Meridiani, the discovery of jarosite by MER-1 Opportunity indicates acidic aqueous...pulverulent jarosite to survive over extended time periods, and therefore we argue instead that jarosite deposits...period. Any deposits of pre-existent concretionary jarosite surviving up to the Amazonian would not have reached.... . . . . . . . . . . . . . . . . . . . . 277 Jarosite dates Amazonian liquid water at Meridiani Planum... . . . . . . . . . . . . . 277 2.1. Meridiani jarosite is pulverulent . . . . . . . . . . . . . . . |  | Marion, G.M., Crowley, J.K., Thomson, B.J., Kargel, J.S., Bridges, N.T., Hook, S.J., Baldridge, A., Brown, A.J., Ribeiro da Luz, B., de Souza Filho, C.R. (2009) Modeling aluminum–silicon chemistries and application to Australian acidic playa lakes as analogues for Mars. Geochimica et Cosmochimica Acta, 73 (11) 3493-3511 doi:10.1016/j.gca.2009.03.013 | Journal (article/letter/editorial) | | presence in Meridiani Planum sediments of the mineral jarosite (a ferric sulfate salt) and related minerals that...Mg sulfates, and (3) iron precipitates such as jarosite and hematite. Differences include: (1) the dominance...low K+ concentrations in Meridiani Planum due to jarosite precipitation, (3) higher acid production in the...concentrations in Meridiani Planum, and probably lower rates of acid neutralization and hence, higher acidities...mission findings are the presence of the mineral jarosite (a ferric sulfate salt), which requires formation |  | | Journal (article/letter/editorial) | | case of the analogous stoichiometric hydronium jarosite. Instead of occupying one of two orientations...are much less common than in the isostructural jarosite phases. The alunite structure often contains A-...attempted to prove its existence in the alunite or jarosite structure using vibrational, NMR, and other spectroscopic...finding is similar to that proposed for hydronium jarosite by Grohol et al. (2003). Using incoherent, inelastic...recent singlecrystal X-ray data for hydronium jarosite (Majzlan et al. 2004) in which iron was replaced |  | Bishop, Janice L., Schiffman, Peter, Dyar, M. Darby, Drief, Ahmed, Lane, Melissa D., , (2007) Characterization of alteration products in tephra from Haleakala, Maui: a visible-infrared spectroscopy, Mössbauer spectroscopy, XRD, EMPA and TEM study. Clays and Clay Minerals, 55 (1) 1-17 doi:10.1346/ccmn.2007.0550101 | Journal (article/letter/editorial) | | Tephra, Alunite, EMPA, Infrared Spectroscopy, Jarosite, Mars, Mössbauer, SEM, Smectite, Solfataric Alteration...399 gave even lower S abundances (<0.1 wt.% SO3). The Mg, Ca and Na values are always lower in the altered...glass, jarosite and SAED amorphous material in sample 397; (e) EDX data corresponding to jarosite from...397 that contain silica, glass, FeOx, alunite-jarosite, and selected area electron diffraction (SAED)...regions of sample 397. Several grains of the alunite-jarosite group were observed, some with more Al and others |  | | Journal (article/letter/editorial) | | (Fig. 5) in association with ferric sulphates (jarosite), were found in evaporitic related outcrops (Squyres...regolith magnetization of 1.2 A m2/kg, a value lower than the average measured magnetization, i.e. 4...Earth, schwertmannite is frequently associated to jarosite (K,Na,H)Fe3(SO4)2(OH)6 and goethite in acid mine...hypothesis is reinforced by the recent discovery of jarosite in Meridiani Planum. The paramagnetic nanophase...al., 2004b). The main sulphates identified are jarosite (K,Na,H)Fe3 (SO4)2(OH)6 (Klingelhöfer et al. |  | | Journal (article/letter/editorial) | | major recent mission findings are the presence of jarosite (a ferric sulfate salt), which requires formation...extend this ferrous/ferric iron geochemical model to lower temperatures (<0 C), and (3) use the reformulated...mission findings are the presence of the mineral jarosite (a ferric sulfate salt), which requires formation...extend this ferrous/ferric iron geochemical model to lower temperatures (<0 C), and (3) use the reformulated...geochemistry, mineralogy, FREZCHEM, Rio Tinto tions to lower temperatures is difficult to judge. But Plummer et |  | | Journal (article/letter/editorial) | | Research paper 40 Ar/ 39Ar geochronology of jarosite: The effectiveness of HF in removing silicate...May 2012 Editor: J.D. Blum Keywords: Supergene jarosite Sample preparation 40 Ar/39Ar geochronology a...hypogene jarosite have been dated successfully, but accurate dating of weathering-derived jarosite and its...silicates from supergene samples, but its effects on jarosite crystal chemistry and age dating are unquantified...altering the potassium or argon composition of the jarosite prior to dating using the 40Ar/39Ar method. In |  | | Journal (article/letter/editorial) | | www.elsevier.com/locate/epsl Transformation of jarosite to hematite in simulated Martian brines Vidal...2006 Editor: G.D. Price Abstract The presence of jarosite – a hydrous iron sulfate – at Meridiani Planum...that jarosite should transform to ferric oxyhydroxides in aqueous media. Here we show that jarosite can...short aqueous history, but also indicate that jarosite can persist in highly saline Martian brines. The...2006 Elsevier B.V. All rights reserved. Keywords: Jarosite; Hematite; Goethite; Phosphate; Meridiani Planum; |  | | Journal (article/letter/editorial) | | heating potassium jarosite above ca. 400°C. To understand the thermal decomposition of jarosite, thermodynamic...equilibrium decomposition curve for the reaction jarosite ⫽ yavapaiite ⫹ Fe2O3 ⫹ H2O has been calculated...400°C.” Yavapaiite can also be formed by heating jarosite species above ca. 400°C, through a process of...observations of the surface of Mars indicate that jarosite could be present (Burns, 1987; Morris and Golden...Golden, 1998). The very recent discovery of jarosite as a significant phase on Mars (Klingelhöfer, 2004) |  | Madden, A.S., Hamilton, V.E., Madden, M.E. Elwood, Larson, P.R., Miller, M.A. (2010) Low-temperature mechanism for formation of coarse crystalline hematite through nanoparticle aggregation. Earth and Planetary Science Letters, 298 (3) 377-384 doi:10.1016/j.epsl.2010.08.014 | Journal (article/letter/editorial) | | nm hematite nanoparticles in room-temperature jarosite aqueous dissolution experiments (Supplementary...that the emissivity minimum near 560 cm−1 must be lower than that of the ~460 cm−1 feature and that the...Madden, M.E., Bodnar, R.J., Rimstidt, J.D., 2004. Jarosite as an indicator of waterlimited chemical weathering...Zahrai, S.K., Miller, M.A., 2010. Diagenesis of jarosite and hematite: a low-temperature path to nanophase...Hydrothermal synthesis of hematite spherules and jarosite: implications for diagenesis and hematite spherule |  | | Journal (article/letter/editorial) | | diffraction study of synthetic sodium–hydronium jarosite Jens Najorka1 · James M. T. Lewis2 · John Spratt1...open access at Springerlink.com Abstract Na–H3O jarosite was synthesized hydrothermally at 413 K for 8...room-temperature data match structural trends of the jarosite group, which vary linearly with the c axis. The...that correspond to compositional variation in the jarosite group, which is characterised by the flexibility...Fe(OH)4O2– SO4 layers. The most flexible areas in the jarosite structure are localized at AO12 edges that are |  | Dehouck, E., Chevrier, V., Gaudin, A., Mangold, N., Mathé, P.-E., Rochette, P. (2012) Evaluating the role of sulfide-weathering in the formation of sulfates or carbonates on Mars. Geochimica et Cosmochimica Acta, 90. 47-63 doi:10.1016/j.gca.2012.04.057 | Journal (article/letter/editorial) | | sulfur, hydrated sulfates (gypsum, hexahydrite, jarosite) and Fe-(oxy)hydroxides. Olivine-only samples...sulfate minerals – including Ca-, Mg-sulfates and jarosite (Christensen et al., 2004; Klingelhöfer et al...maintain the low pH required for the precipitation of jarosite. Imaging spectrometers have also been used to...surface or near-surface of Mars. On Earth, due to the lower sulfur content of the mantle and to the different...desiccators has the advantage to allow a slightly lower, probably more realistic value for the atmospheric |  | | Journal (article/letter/editorial) | | Alpers 1992), and is closely related to the mineral jarosite reported to occur on the surface of Mars (Klingelhofer...intention was also to measure elastic constants of jarosite (Fe3+ analog of alunite) and other selected ferric...in the structure of the minerals of the alunite-jarosite group (Stoffregen et al. 2000). Our sample, however...temperature Qel (K) for alunite (q = 2.75 g cm–3) and jarosite Alunite C11 C33 C44 C66 C12 C13 C14 s11 s33 s44...54.5 ± 62.6 ± 52.4 ± 46.3 ± 49.4 ± 0.188 ± 654 Jarosite 0.3 0.8 0.2 0.3 0.5 1.0 0.5 0.06 0.3 0.2 0.06 |  | Forray, Ferenc Lázár, Smith, A.M.L., Navrotsky, A., Wright, K., Hudson-Edwards, K.A., Dubbin, W.E. (2014) Synthesis, characterization and thermochemistry of synthetic Pb–As, Pb–Cu and Pb–Zn jarosites. Geochimica et Cosmochimica Acta, 127. 107-119 doi:10.1016/j.gca.2013.10.043 | Journal (article/letter/editorial) | | The diagram shows that the formation of Pb–As jarosite may decrease aqueous arsenic and lead concentrations...thermodynamic data confirm that transformation of Pb–As jarosite to plumbojarosite is thermodynamically possible...reserved. 1. INTRODUCTION Jarosite is a member of the isostructural jarosite–alunite group of minerals...(Jambor, 1999; Hawthorne et al., 2000). In an ideal jarosite [KFe3 (SO4)2(OH)6], the B site cation is Fe(III)...(SO42) (Kubisz, 1964; Brophy and Sheridan, 1965). Jarosite minerals are important in acid Earth surface environments |  | | Journal (article/letter/editorial) | | supergroup, natrojarosite, arsenoflorencite-(La), jarosite. Introduction THE alunite supergroup of minerals...at 0.00010(1) GPa (upper) and at 8.779(11) GPa (lower) showing the shortening of the octahedral layer...5 GPa. The high-pressure equation-of-state of jarosite, KFe3(SO4)2(OH)6, was reported by Xu et al. (2010)...(KR = Reuss bound to the aggregate bulk modulus) jarosite: KFe3(SO4)2(OH)6 ? KT0 = 55.7(1.4) GPa, K’ not...9(4) (this study) 3014 Whereas for alunite, jarosite and natrojarosite the values of bulk modulus appear |
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Renz quarry, Elsenreith, Kottes-Purk, Zwettl District, Lower Austria, Austria