 | | Journal (article/letter/editorial) | | Key Points: • At LT, ferrihydrite converted into goethite only in the most acidic conditions; at HT and...through episodic water/rock interactions on early Mars than previously thought Supporting Information:...during episodes of water/rock interactions on early Mars: An experimental approach, J. Geophys. Res. Planets...during episodes of water/rock interactions on early Mars: An experimental approach Erwin Dehouck1,2 , Scott...Massachusetts, USA Abstract The presence on the surface of Mars of ferrihydrite, a nanocrystalline iron oxide species |  | | Journal (article/letter/editorial) | | 12207 Alteration mineralogy of Home Plate and Columbia Hills—Formation conditions in context to impact,...revision accepted 12 August 2013) Abstract–The Mars Exploration Rover Spirit investigated the igneous...Home Plate outcrop and surrounding Columbia Hills region in Gusev crater. At high temperatures (300 °C),...hydrous weathering (13 °C), the oxide phase is goethite, silicates are chlorite, nontronite, and talc...multistage alteration scenario of Home Plate and Gusev in general. Alteration at various temperatures and |  | 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) | | Article Evidence for Amazonian acidic liquid water on Mars—A reinterpretation of MER mission results Alberto...December 2008 The Mars Exploration Rover (MER) missions have confirmed aqueous activity on Mars. Here we review...weathering processes in Meridiani Planum and Gusev crater are better explained by late diagenetic water-rock...environmental conditions in Gusev crater, including chemical weathering leading to goethite and hematite precipitation...estimated relative age of the impact crater materials in Gusev indicates that these processes have taken |  | | Journal (article/letter/editorial) | | com/locate/pss Mineralogy and evolution of the surface of Mars: A review V. Chevriera,b,, P.E. Mathéb a Arkansas...Abstract We review the mineralogy of the surface of Mars, using data from various sources, including in situ...the chemical evolution of the surface materials on Mars in order to identify the dominant process(es). Then...Nevertheless, the observed phases on the surface of Mars globally depend on the evolution of the weathering...2006 Elsevier Ltd. All rights reserved. Keywords: Mars; Surface; Mineralogy; Weathering; Alteration; Iron |  | Van Cromphaut, C., de Resende, V.G., De Grave, E., Van Alboom, A., Vandenberghe, R.E., Klingelhöfer, G. (2007) Characterisation of the magnetic iron phases in Clovis Class rocks in Gusev crater from the MER Spirit Mössbauer spectrometer. Geochimica et Cosmochimica Acta, 71 (19) 4814-4822 doi:10.1016/j.gca.2007.07.024 | Journal (article/letter/editorial) | | magnetic iron phases in Clovis Class rocks in Gusev crater from the MER Spirit Mössbauer spectrometer...spectrometer of Rover Spirit (MERA) and containing goethite in addition to other iron minerals, have been...components arising from hematite, magnetite and goethite phases, in addition to a ferrous and a ferric...magnetite content in the selected rocks is low. The goethite subspectra are very broad and asymmetric and need...spectrometers (Klingelhöfer et al., 2003) aboard the Mars Exploration Rovers (MER) Spirit (MER-A) and Opportunity |  | Di Bella, Marcella, Pirajno, Franco, Sabatino, Giuseppe, Quartieri, Simona, Barbieri, Roberto, Cavalazzi, Barbara, Ferretti, Annalisa, Danovaro, Roberto, Romeo, Teresa, Andaloro, Franco, Esposito, Valentina, Scotti, Gianfranco, Tripodo, Alessandro, Italiano, Francesco (2021) Rolling Ironstones from Earth and Mars: Terrestrial Hydrothermal Ooids as a Potential Analogue of Martian Spherules. Minerals, 11 (5) 460 doi:10.3390/min11050460 | Journal (article/letter/editorial) | | minerals Article Rolling Ironstones from Earth and Mars: Terrestrial Hydrothermal Ooids as a Potential Analogue...F.; et al. 9 Rolling Ironstones from Earth and Mars: Terrestrial Hydrothermal Ooids 10 as a Potential...Now retired. Abstract: High-resolution images of Mars from National Aeronautics and Space Administration...geologic evolution and links to life development on Mars. Here, we show that shape, size, fabric and mineralogical...iron grains; hydrothermal system; haematite; goethite; Mars; Panarea Licensee MDPI, Basel, Switzerland |  | | Journal (article/letter/editorial) | | of the NASA Mars Exploration Rovers Spirit and Opportunity. The Fe-bearing minerals goethite, an iron oxide-hydroxide...were identified by Mössbauer spectroscopy in Gusev Crater and at Meridiani Planum, respectively, providing...to possible extraterrestrial habitats on ancient Mars or the Jovian moon Europa today. r 2006 Elsevier...Mössbauer spectroscopy; Astrobiology; Biogeochemistry; Mars; Hydrothermal vent 1. Introduction The field of...in the Solar System comprise above all the planet Mars, followed by Europa and Titan, moons of Jupiter |  | | Journal (article/letter/editorial) | | rocks has greatly increased. Rocks on the surface of Mars are older than most Martian US meteorites and...PT changed through time. The basalts at Gale Crater are consistent with forming from a metasomatized...also the formation conditions. AC Basalts at Gusev Crater, Bounce Rock at Merdiani Planum, and those basalts...not affected by metsomatism like those at Gale Crater have a mantle potential temperature of ~1450 °C...conditions of melting within the Martian interior. For Mars, this information comes from meteorites, basalts |  | | Journal (article/letter/editorial) | | Conference Abstracts 2006 Mineralogy on Mars at Gusev Crater and Meridiani Planum as seen by Iron Mössbauer...USA The Mars Exploration Rovers Spirit and Opportunity have explored the Martian surface at Gusev Crater...(McLennan et al., 2005; Tosca et al., 2005). At Gusev Crater rocks are much more diverse, ranging from little...plains to pervasively altered basalt in the Columbia Hills (Morris et al., 2006; Ming et al., 2006). Primary...minerals include the Fe3+-bearing minerals hematite, goethite, nanophase iron oxides, and an unspecified iron |  | Klingelhöfer, G., Morris, R.V., Yen, A.S., Ming, D.W., Schröder, Ch., Rodionov, D. (2006) Mineralogy on Mars at Gusev Crater and Meridiani Planum as seen by Iron Mössbauer spectroscopy. Geochimica et Cosmochimica Acta, 70 (18) doi:10.1016/j.gca.2006.06.656 | Journal (article/letter/editorial) | | Conference Abstracts 2006 Mineralogy on Mars at Gusev Crater and Meridiani Planum as seen by Iron Mössbauer...USA The Mars Exploration Rovers Spirit and Opportunity have explored the Martian surface at Gusev Crater...(McLennan et al., 2005; Tosca et al., 2005). At Gusev Crater rocks are much more diverse, ranging from little...plains to pervasively altered basalt in the Columbia Hills (Morris et al., 2006; Ming et al., 2006). Primary...minerals include the Fe3+-bearing minerals hematite, goethite, nanophase iron oxides, and an unspecified iron |  | Schmidt, M.E., Farrand, W.H., Johnson, J.R., Schröder, C., Hurowitz, J.A., McCoy, T.J., Ruff, S.W., Arvidson, R.E., Des Marais, D.J., Lewis, K.W. (2009) Spectral, mineralogical, and geochemical variations across Home Plate, Gusev Crater, Mars indicate high and low temperature alteration. Earth and Planetary Science Letters, 281 (3) 258-266 doi:10.1016/j.epsl.2009.02.030 | Journal (article/letter/editorial) | | geochemical variations across Home Plate, Gusev Crater, Mars indicate high and low temperature alteration...March 2009 Editor: R.W. Carlson Keywords: Mars geology Gusev Crater hydrothermal alteration a b s t r a c...c t Over the last ~ 3 years in Gusev Crater, Mars, the Spirit rover observed coherent variations in color...maximize discovery when the Mars Exploration Rover Spirit first landed in Gusev Crater in 2004, a reconnaissance...back. But over the last three of its five years on Mars, Spirit has completed a circumnavigation of Home |  | | Book | | new observations from Earth-based telescopes and Mars-based orbiters, landers, and rovers have dramatically...advanced our understanding of the past environments on Mars. These include the first global-scale infrared and...comprehensive book provides an overview of the latest Mars compositional and mineralogic discoveries since...for the Pancam color imaging system on the NASA Mars Exploration Rovers Spirit and Opportunity, and is...the NASA Mars Pathfinder, Near Earth Asteroid Rendezvous (NEAR), Mars 2001 Odyssey Orbiter, Mars 2005 Reconnaissance |  | | Journal (article/letter/editorial) | | Alteration of immature sedimentary rocks on Earth and Mars: Recording aqueous and surface–atmosphere processes...Available online 5 March 2015 Editor: C. Sotin Keywords: Mars sedimentary weathering alteration spectroscopy ...to rock alteration and therefore paleoclimates on Mars. Clastic sedimentary rocks derived from basaltic...rovers and are likely abundant on the surface of Mars. However, how such rock types undergo alteration...measurements similar to those used on previous and current Mars missions. Laboratory techniques included bulk chemistry |  | Peretyazhko, T.S., Fox, A., Sutter, B., Niles, P.B., Adams, M., Morris, R.V., Ming, D.W. (2016) Synthesis of akaganeite in the presence of sulfate: Implications for akaganeite formation in Yellowknife Bay, Gale Crater, Mars. Geochimica et Cosmochimica Acta, 188. 284-296 doi:10.1016/j.gca.2016.06.002 | Journal (article/letter/editorial) | | akaganeite formation in Yellowknife Bay, Gale Crater, Mars T.S. Peretyazhko a,⇑, A. Fox b, B. Sutter a...discovered in Yellowknife Bay in Gale crater on Mars by the Mars Science Laboratory (MSL) Curiosity Rover...akaganeite, goethite and natrojarosite precipitated in initial pH 2 solutions and goethite, hematite and...Elsevier Ltd. All rights reserved. Keywords: Mars; Gale crater; Yellowknife Bay; Fe oxides; Akaganeite 1...the surface of Mars by the Chemistry and Mineralogy (CheMin) and Sample Analysis at Mars (SAM) instruments |  | | Journal (article/letter/editorial) | | personal use only. The Sedimentary Cycle on Early Mars Scott M. McLennan,1 John P. Grotzinger,2 Joel A...Planetary Sciences is online at earth.annualreviews.org Mars, sedimentology, stratigraphy, sedimentary cycles...intensive research have demonstrated that early Mars (2 Gyr) had an active sedimentary cycle, including...provenance, absence of plate tectonics) Earth’s record. Mars’ sedimentary record preserves evidence for progressive...nature and evolution of paleoenvironments (e.g., acid Mars, early warm and wet versus late cold and dry) have |  | Tosca, N.J., McLennan, S.M., Clark, B.C., Grotzinger, J.P., Hurowitz, J.A., Knoll, A.H., Schröder, C., Squyres, S.W. (2005) Geochemical modeling of evaporation processes on Mars: Insight from the sedimentary record at Meridiani Planum. Earth and Planetary Science Letters, 240 (1) 122-148 doi:10.1016/j.epsl.2005.09.042 | Journal (article/letter/editorial) | | Geochemical modeling of evaporation processes on Mars: Insight from the sedimentary record at Meridiani...N. Halliday Abstract New data returned from the Mars Exploration Rover (MER) mission have revealed abundant...predict the eventual breakdown of jarosite to goethite as well as the preservation of much of the initial...Elsevier B.V. All rights reserved. Keywords: Mars; Mars exploration rovers; Geochemistry; Evaporites;...sedimentary rocks several meters thick inside bEnduranceQ crater, as well as independent spectral and geomorphologic |  | Lane, M. D., Bishop, J. L., Darby Dyar, M., King, P. L., Parente, M., Hyde, B. C. (2008) Mineralogy of the Paso Robles soils on Mars. American Mineralogist, 93 (5) 728-739 doi:10.2138/am.2008.2757 | Journal (article/letter/editorial) | | 728–739, 2008 Mineralogy of the Paso Robles soils on Mars Melissa D. Lane,1,* Janice L. Bishop,2 M. Darby...track soil at the “Paso Robles” site within Gusev crater, Mars, indicate the presence of Fe3+-sulfates and...the form of ferristrunzite or strengite. Keywords: Mars, spectroscopy, sulfate, phosphate, mineralogy, spectra...Introduction The Mars Exploration Rover (MER) named Spirit has been exploring Gusev crater since January...Si and Al relative to the more typical basaltic Gusev plains soils (Gellert et al. 2006; Ming et al. 2006) |  | Sobron, P., Bishop, J. L., Blake, D. F., Chen, B., Rull, F. (2014) Natural Fe-bearing oxides and sulfates from the Rio Tinto Mars analog site: Critical assessment of VNIR reflectance spectroscopy, laser Raman spectroscopy, and XRD as mineral identification tools. American Mineralogist, 99 (7) 1199-1205 doi:10.2138/am.2014.4595 | Journal (article/letter/editorial) | | Fe-bearing oxides and sulfates from the Rio Tinto Mars analog site: Critical assessment of VNIR reflectance...that is a potential analog for such environments on Mars. We report an evaluation of the capabilities of...detailed mineralogical characterization of potential Mars-like samples from a natural acidic terrestrial environment...iron hydroxide bearing minerals found include goethite and ferrihydrite. These sulfate and iron hydroxide/oxyhydroxide...XRD, sulfates, iron, Mars, analog, Rio Tinto Introduction The surface of Mars contains abundant occurrences |  | | Journal (article/letter/editorial) | | Amorphous alteration of plagioclase-rich rocks in Gusev crater, Mars Steven W. Ruff1,* and Victoria E. Hamilton2...Previous observations by the Spirit rover in Gusev crater revealed a suite of rocks dubbed Wishstone and...Gale crater may be an indication that this alteration process is widespread on Mars. Keywords: Mars, alteration...plagioclase, amorphous materials Introduction The Mars Exploration Rover Spirit encountered a remarkable...rock types during its traverse of the Columbia Hills in Gusev crater, manifested both as variations in primary |  | | Journal (article/letter/editorial) | | Meridiani Planum supports the past existence of water on Mars surface. Thermodynamic calculations suggest that...highly saline Martian brines. The formation of goethite, a common iron oxyhydroxide on Earth, is prevented...rights reserved. Keywords: Jarosite; Hematite; Goethite; Phosphate; Meridiani Planum; Water activity ... 1. Introduction Formation of jarosite on Mars has been attributed to (i) precipitation in acidic briny...in arid (i.e. low water activity) environments on Mars [8]. Jarosite is predicted to be stable under present |  | Melwani Daswani, Mohit, Schwenzer, Susanne P., Reed, Mark H., Wright, Ian P., Grady, Monica M. (2016) Alteration minerals, fluids, and gases on early Mars: Predictions from 1-D flow geochemical modeling of mineral assemblages in meteorite ALH 84001. Meteoritics & Planetary Science, 51 (11) 2154-2174 doi:10.1111/maps.12713 | Journal (article/letter/editorial) | | Alteration minerals, fluids, and gases on early Mars: Predictions from 1-D flow geochemical modeling...ancient terrains of Mars, have not been observed in Martian meteorite Allan Hills (ALH) 84001, which is...chlorite, all of which have been previously detected on Mars. We also calculated host rock replacement in local...through pervasive aqueous alteration. Finally, goethite and magnetite were also found to precipitate in...Ga old crater-rim derived rocks in >3.5 Ga (Thomson et al. 2011; Deit et al. 2013) Gale crater on Mars |  | | Journal (article/letter/editorial) | | observed by the Mars Exploration Rover Spirit near Home Plate in the Columbia Hills on Mars, Lassen can serve...useful terrestrial analog for comparison. Keywords: Mars, hydrothermal alteration, sulfate minerals, element...ET AL.: LASSEN HYDROTHERMAL ALTERATION—ANALOG FOR MARS F igure 1. Map of the southwest corner of Lassen...ALTERATION—ANALOG FOR MARS Hydrothermal deposits in the Columbia Hills, Mars Hydrothermal environments...environments were likely common on Mars (due to evidence of early aqueous activity (e.g., Hynek et al. 2010) and |  | | Journal (article/letter/editorial) | | of water-limited, acidic weathering conditions on Mars Joel A. Hurowitz ⁎, Scott M. McLennan Department...analyses of rocks and soils from landed missions to Mars indicate that secondary mineralogy is dominated...environment of Earth and Mars. We suggest that chemical weathering processes on Mars are dominated by: (1)...The antiquity of rock samples analyzed in-situ on Mars suggest that water-limited acidic weathering conditions...2007 Elsevier B.V. All rights reserved. Keywords: Mars; weathering; rates; aluminum; clay; APXS 1. Introduction |  | Johnson, Jeffrey R., Bell, James F., Bender, Steve, Blaney, Diana, Cloutis, Edward, Ehlmann, Bethany, Fraeman, Abigail, Gasnault, Olivier, Kinch, Kjartan, Le Mouélic, Stéphane, Maurice, Sylvestre, Rampe, Elizabeth, Vaniman, David, Wiens, Roger C. (2016) Constraints on iron sulfate and iron oxide mineralogy from ChemCam visible/near-infrared reflectance spectroscopy of Mt. Sharp basal units, Gale Crater, Mars. American Mineralogist, 101 (7) 1501-1514 doi:10.2138/am-2016-5553 | Journal (article/letter/editorial) | | spectroscopy of Mt. Sharp basal units, Gale Crater, Mars Jeffrey R. Johnson1,*, James F. Bell III2, Steve...Chemistry and Camera (ChemCam) instrument on the Mars Science Laboratory (MSL) rover Curiosity in passive...ferric sulfates. We present the first detection on Mars of a ~433 nm absorption band consistent with small...instrument in the Mojave, Telegraph Peak, and Confidence Hills drilled samples. Disturbed materials near the Bonanza...jarosite. ChemCam passive spectra of the Confidence Hills and Mojave drill tailings showed features suggestive |  | | Journal (article/letter/editorial) | | quantifying their proportions (by weight) in soils at the Mars Exploration Rovers landing sites is presented. The...Using either model, average dark soils on the Gusev crater plains and on Meridiani Planum are shown to...foreign to our terrestrial experience. Soils on Mars represent the only other analyzed planetary materials...instruments on landers and rovers (Viking 1 and 2, Mars Pathfinder, Spirit and Opportunity), the mineral...identities and abundances of minerals in Viking and Mars Pathfinder soils were based on very limited spectroscopic |
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