 | | Journal (article/letter/editorial) | | of Exploration at Gale Crater, Mars Oblique southeast view of Gale Crater. Mt. Sharp rises centrally ~5...2014; Vaniman et al. 2014). During its nominal one-Mars-year mission (23 Earth months), Curiosity drilled...thousands of images that provided KEYWORDS : Mars, Gale Crater, water, geochemistry, mineralogy, habitability...very productive. anded missions to the surface of Mars have long sought to determine the material properties...used to help evaluate ancient habitability. The Mars Science Laboratory mission—with its Curiosity rover—seeks |  | Rampe, E.B., Ming, D.W., Blake, D.F., Bristow, T.F., Chipera, S.J., Grotzinger, J.P., Morris, R.V., Morrison, S.M., Vaniman, D.T., Yen, A.S., Achilles, C.N., Craig, P.I., Des Marais, D.J., Downs, R.T., Farmer, J.D., Fendrich, K.V., Gellert, R., Hazen, R.M., Kah, L.C., Morookian, J.M., Peretyazhko, T.S., Sarrazin, P., Treiman, A.H., Berger, J.A., Eigenbrode, J., Fairén, A.G., Forni, O., Gupta, S., Hurowitz, J.A., Lanza, N.L., Schmidt, M.E., Siebach, K., Sutter, B., Thompson, L.M. (2017) Mineralogy of an ancient lacustrine mudstone succession from the Murray formation, Gale crater, Mars. Earth and Planetary Science Letters, 471. 172-185 doi:10.1016/j.epsl.2017.04.021 | Journal (article/letter/editorial) | | lacustrine mudstone succession from the Murray formation, Gale crater, Mars E.B. Rampe a,∗ , D.W. Ming a , D...online 12 May 2017 Editor: C. Sotin Keywords: Mars Gale crater X-ray diffraction diagenesis acid-sulfate...The Mars Science Laboratory Curiosity rover has been traversing strata at the base of Aeolis Mons (informally...(informally known as Mount Sharp) since September 2014. The Murray formation makes up the lowest exposed...exposed strata of the Mount Sharp group and is composed primarily of finely laminated lacustrine mudstone intercalated |  | | Thesis/Dissertation | | Crystalline and X-Ray Amorphous Materials in Gale Crater Rocks and Soils Item Type text; Electronic Dissertation...CRYSTALLINE AND X-RAY AMORPHOUS MATERIALS IN GALE CRATER ROCKS AND SOILS by Cherie N. Achilles ______...Crystalline and X-Ray Amorphous Materials in Gale Crater Rocks and Soils and recommend that it be accepted...Active Eolian Sediment from the Namib Dune, Gale Crater, Mars ............................................16 APPENDIX B: Mineralogy of the Murray Formation in Gale Crater, Mars........................ 18 APPENDIX |  | Tu, Valerie M., Rampe, Elizabeth B., Bristow, Thomas F., Thorpe, Michael T., Clark, Joanna V., Castle, Nicholas, Fraeman, Abigail A., Edgar, Lauren A., McAdam, Amy, Bedford, Candice, Achilles, Cherie N., Blake, David, Chipera, Steve J., Craig, Patricia I., Des Marais, David J., Downs, Gordon W., Downs, Robert T., Fox, Valerie, Grotzinger, John P., Hazen, Robert M., Ming, Douglas W., Morris, Richard V., Morrison, Shaunna M., Pavri, Betina, Eigenbrode, Jennifer, Peretyazhko, Tanya S., Sarrazin, Philippe C., Sutter, Brad, Treiman, Allan H., Vaniman, David T., Vasavada, Ashwin R., Yen, Albert S., Bridges, John C. (2021) A Review of the Phyllosilicates in Gale Crater as Detected by the CheMin Instrument on the Mars Science Laboratory, Curiosity Rover. Minerals, 11 (8) 847 doi:10.3390/min11080847 | Journal (article/letter/editorial) | | the Phyllosilicates in Gale Crater as Detected by the CheMin Instrument on the Mars Science Laboratory,...Phyllosilicates in 7 8 Gale Crater as Detected by the CheMin Instrument on the Mars 9 Science Laboratory...Abstract: Curiosity, the Mars Science Laboratory (MSL) rover, landed on Mars in August 2012 to investigate...deposits of Aeolis Mons (informally known as Mount Sharp) and the surrounding plains (Aeolis Palus) in...in Gale crater. After nearly nine years, Curiosity has traversed over 25 km, and the Chemistry and Mineralogy |  | Sheppard, Rachel Y., Thorpe, Michael T., Fraeman, Abigail A., Fox, Valerie K., Milliken, Ralph E. (2021) Merging Perspectives on Secondary Minerals on Mars: A Review of Ancient Water-Rock Interactions in Gale Crater Inferred from Orbital and In-Situ Observations. Minerals, 11 (9) 986 doi:10.3390/min11090986 | Journal (article/letter/editorial) | | Secondary Minerals on Mars: A Review of Ancient Water-Rock Interactions in Gale Crater Inferred from Orbital...Secondary Minerals on Mars: A Review of Ancient Water-Rock Interactions in Gale Crater Inferred from Orbital...secondary minerals detected on Mars from orbit and the surface, including in the Mars Science Laboratory Curiosity...at Gale crater. These records of aqueous activity have been investigated in detail in Gale crater, where...strata for more sulfate-rich terrains, while the Mars 2020 Perseverance rover is in its early exploration |  | Bedford, C.C., Bridges, J.C., Schwenzer, S.P., Wiens, R.C., Rampe, E.B., Frydenvang, J., Gasda, P.J. (2019) Alteration trends and geochemical source region characteristics preserved in the fluviolacustrine sedimentary record of Gale crater, Mars. Geochimica et Cosmochimica Acta, 246. 234-266 doi:10.1016/j.gca.2018.11.031 | Journal (article/letter/editorial) | | the fluviolacustrine sedimentary record of Gale crater, Mars C.C. Bedford a,⇑, J.C. Bridges b, S.P. Schwenzer...Available online 27 November 2018 Abstract The Mars Science Laboratory’s Chemistry and Camera (ChemCam)...to identify the compositional characteristics of Gale crater’s sediment source regions. The effects of...isochemical aqueous alteration inferred for the Mt Sharp Group samples, we propose that source region composition...of geochemical change between the Bradbury and Mt Sharp Groups than open-system alteration. Additionally |  | Rivera-Hernández, Frances, Sumner, Dawn Y., Mangold, Nicolas, Stack, Kathryn M., Forni, Olivier, Newsom, Horton, Williams, Amy, Nachon, Marion, L'Haridon, Jonas, Gasnault, Olivier, Wiens, Roger, Maurice, Sylvestre (2019) Using ChemCam LIBS data to constrain grain size in rocks on Mars: Proof of concept and application to rocks at Yellowknife Bay and Pahrump Hills, Gale crater. Icarus, 321. 82-98 doi:10.1016/j.icarus.2018.10.023 | Journal (article/letter/editorial) | | rocks on Mars: Proof of concept and application to rocks at Yellowknife Bay and Pahrump Hills, Gale crater...rocks on Mars: Proof of concept and application to rocks at Yellowknife Bay and Pahrump Hills, Gale crater...rocks of known grain size. Finer grained rocks have lower GMEAN than coarser grained rocks. The GMEAN scale...rocks on Mars: Proof of concept and application to rocks at Yellowknife Bay and Pahrump Hills, Gale crater...Spectroscopy (LIBS) data from the ChemCam instrument on the Mars Science Laboratory (MSL) Curiosity rover. The diameter |  | L'Haridon, J., Mangold, N., Meslin, P.-Y., Johnson, J.R., Rapin, W., Forni, O., Cousin, A., Payré, V., Dehouck, E., Nachon, M., Le Deit, L., Gasnault, O., Maurice, S., Wiens, R.C. (2018) Chemical variability in mineralized veins observed by ChemCam on the lower slopes of Mount Sharp in Gale crater, Mars. Icarus, 311. 69-86 doi:10.1016/j.icarus.2018.01.028 | Journal (article/letter/editorial) | | observed by ChemCam on the lower slopes of Mount Sharp in Gale crater, Mars J. L’Haridon , N. Mangold...observed by ChemCam on the lower slopes of Mount Sharp in Gale crater, Mars, Icarus (2018), doi: 10.1016/j...veins are pervasive along Curiosity traverse in Gale crater ChemCam highlights local enrichments in Fe and...OBSERVED BY CHEMCAM ON THE LOWER SLOPES OF MOUNT SHARP IN GALE CRATER, MARS. J. L’Haridon 1, N. Mangold...veins and have identified two subsets in the Murray formation with enrichments in Fe and Fe+Mg. These chemical |  | | 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 |  | 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) | | visible/nearinfrared reflectance spectroscopy of Mt. Sharp basal units, Gale Crater, Mars Jeffrey R. Johnson1,*, James F...Chemistry and Camera (ChemCam) instrument on the Mars Science Laboratory (MSL) rover Curiosity in passive...fragments near the rover as it entered the lower reaches of Mt. Sharp and of landforms at distances of 2–8...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 |  | Vaniman, David T., Martínez, Germán M., Rampe, Elizabeth B., Bristow, Thomas F., Blake, David F., Yen, Albert S., Ming, Douglas W., Rapin, William, Meslin, Pierre-Yves, Morookian, John Michael, Downs, Robert T., Chipera, Steve J., Morris, Richard V., Morrison, Shaunna M., Treiman, Allan H., Achilles, Cherie N., Robertson, Kevin, Grotzinger, John P., Hazen, Robert M., Wiens, Roger C., Sumner, Dawn Y. (2018) Gypsum, bassanite, and anhydrite at Gale crater, Mars. American Mineralogist, 103 (7) 1011-1020 doi:10.2138/am-2018-6346 | Journal (article/letter/editorial) | | 1011–1020, 2018 Gypsum, bassanite, and anhydrite at Gale crater, Marsk David T. Vaniman1,*,†, Germán M. Martínez2...on Mars Science Laboratory show that gypsum, bassanite, and anhydrite are common minerals at Gale crater...in sedimentary rocks and in eolian sands at Gale crater. All three Ca-sulfate minerals occur together...anhydrite. The polyphase Ca-sulfate associations at Gale crater reflect limited opportunities for equilibration...samples returned from Mars. Keywords: Gypsum, bassanite anhydrite, X‑ray diffraction, Mars; Martian Rocks and |  | Baucon, Andrea, Neto De Carvalho, Carlos, Felletti, Fabrizio, Cabella, Roberto (2020) Ichnofossils, Cracks or Crystals? A Test for Biogenicity of Stick-Like Structures from Vera Rubin Ridge, Mars. Geosciences, 10 (2) 39 doi:10.3390/geosciences10020039 | Journal (article/letter/editorial) | | of Stick-Like Structures from Vera Rubin Ridge, Mars Andrea Baucon 1, *, Carlos Neto De Carvalho 2,3...2020 Abstract: New images from Mars rover Curiosity display millimetric, elongate stick-...pseudofossils; astrobiology; biosignatures; Mars; Vera Rubin Ridge; Gale Crater; Haroldswick 1. Introduction New...New observations at Vera Rubin Ridge by the Mars Space Laboratory Rover Curiosity show millimetric, elongate...deposited in fluvio-lacustrine environments within Gale Crater. On Earth, such settings are inhabited by an |  | Rampe, E. B., Lapotre, M. G. A., Bristow, T. F., Arvidson, R. E., Morris, R. V., Achilles, C. N., Weitz, C., Blake, D. F., Ming, D. W., Morrison, S. M., Vaniman, D. T., Chipera, S. J., Downs, R. T., Grotzinger, J. P., Hazen, R. M., Peretyazhko, T. S., Sutter, B., Tu, V., Yen, A. S., Horgan, B., Castle, N., Craig, P. I., Des Marais, D. J., Farmer, J., Gellert, R., McAdam, A. C., Morookian, J. M., Sarrazin, P. C., Treiman, A. H. (2018) Sand Mineralogy Within the Bagnold Dunes, Gale Crater, as Observed In Situ and From Orbit. Geophysical Research Letters, 45 (18) 9488-9497 doi:10.1029/2018gl079073 | Journal (article/letter/editorial) | | Sand mineralogy within the Bagnold Dunes, Gale crater, as observed in situ and from orbit E. B. Rampe1...two locations in the Bagnold Dune Field in Gale crater, Mars. X-ray diffraction data from the CheMin instrument...during Phase 2 of the BagnoldDunes campaign in Gale crater, Mars. Ogunquit Beach, a sample scooped from a large-ripple...large-ripple trough within the Mount Desert Island ripple field and delivered to the CheMin X-ray diffraction...mineralogy at the optical surface of Namib Dune and Mount Desert Island demonstrate that surface sands are |  | | Journal (article/letter/editorial) | | conditions; at HT and neutral pH, it converted into hematite • Results suggest that ferrihydrite behaves differently...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...UPS, Toulouse, France, 3Department of Astronomy, Mount Holyoke College, South Hadley, Massachusetts, USA |  | | Journal (issue) | | 011page 2 Mars Mineral History at Gale Crater, Mars By Vivien Gornitz The surface of Mars varies dramatically...dramatically. Its surface is covered by ancient, crater-pocked moon-like terrains. giant volcanoes, an enormous...heavily-cratered southern highlands, very early in Mars· history. Later catastrophic floods streamlined...outflow channels. Ice caps still cover both poles of Mars and subsurface ice is stored at higher latitudes...Because of its smaller size. relative to Earth. Mars lost much of its early atmosphere and water to space |  | | Journal (article/letter/editorial) | | Determining Mineralogy on Mars with the CheMin X-Ray Diffractometer The CheMin team logo illustrating...illustrating the diffraction of minerals on Mars. Robert T. Downs1 and the MSL Science Team 1811-5209/15/0011-0045$2...X-ray diffraction, Mars, Gale Crater, habitable environment, CheMin, oxides (hematite and akaganeite),...temperature, pressure, and The Mars rover Curiosity landed in Gale Crater on August ambient chemical conditions...2012, and is making its way up the flanks of Mt. Sharp. Eh, pH, etc.), and provide clues about the habitability |  | Wiens, Roger C., Rubin, David M., Goetz, Walter, Fairén, Alberto G., Schwenzer, Susanne P., Johnson, Jeffrey R., Milliken, Ralph, Clark, Ben, Mangold, Nicolas, Stack, Kathryn M., Oehler, Dorothy, Rowland, Scott, Chan, Marjorie, Vaniman, David, Maurice, Sylvestre, Gasnault, Olivier, Rapin, William, Schroeder, Susanne, Clegg, Sam, Forni, Olivier, Blaney, Diana, Cousin, Agnes, Payré, Valerie, Fabre, Cecile, Nachon, Marion, Le Mouelic, Stephane, Sautter, Violaine, Johnstone, Stephen, Calef, Fred, Vasavada, Ashwin R., Grotzinger, John P. (2017) Centimeter to decimeter hollow concretions and voids in Gale Crater sediments, Mars. Icarus, 289. 144-156 doi:10.1016/j.icarus.2017.02.003 | Journal (article/letter/editorial) | | decimeter hollow concretions and voids in Gale Crater sediments, Mars Roger C. Wiens a,∗, David M. Rubin b...Keywords: Concretions Voids Spherules Nodules Gale crater Mars Mars science laboratory a b s t r a c t Voids...along the traverse of the Curiosity rover in Gale crater, Mars. These hollow spherical features are significantly...precipitates for other terrestrial concretions. The Gale sediments differ from terrestrial sandstones in...Elsevier Inc. All rights reserved. 1. Introduction The Mars Science Laboratory (MSL) rover, Curiosity, is the |  | Yen, A.S., Ming, D.W., Vaniman, D.T., Gellert, R., Blake, D.F., Morris, R.V., Morrison, S.M., Bristow, T.F., Chipera, S.J., Edgett, K.S., Treiman, A.H., Clark, B.C., Downs, R.T., Farmer, J.D., Grotzinger, J.P., Rampe, E.B., Schmidt, M.E., Sutter, B., Thompson, L.M. (2017) Multiple stages of aqueous alteration along fractures in mudstone and sandstone strata in Gale Crater, Mars. Earth and Planetary Science Letters, 471. 186-198 doi:10.1016/j.epsl.2017.04.033 | Journal (article/letter/editorial) | | fractures in mudstone and sandstone strata in Gale Crater, Mars A.S. Yen a,∗ , D.W. Ming b , D.T. Vaniman...Keywords: Mars mineralogy geochemistry Curiosity rover aqueous alteration a b s t r a c t The Mars rover...rover Curiosity in Gale crater conducted the first-ever direct chemical and mineralogical comparisons of samples...and adjacent to alteration halos in a sandstone formation were established by the Chemistry and Mineralogy...respectively. The Stimson formation sandstones unconformably overlie the Murray mudstone formation and represent |  | Wellington, Danika F., Bell, James F., Johnson, Jeffrey R., Kinch, Kjartan M., Rice, Melissa S., Godber, Austin, Ehlmann, Bethany L., Fraeman, Abigail A., Hardgrove, Craig, , (2017) Visible to near-infrared MSL/Mastcam multispectral imaging: Initial results from select high-interest science targets within Gale Crater, Mars. American Mineralogist, 102 (6) 1202-1217 doi:10.2138/am-2017-5760ccby | Journal (article/letter/editorial) | | select high-interest science targets within Gale Crater, Mars k Danika F. Wellington1,*, James F. Bell III1...S.A. 1 Abstract The Mastcam CCD cameras on the Mars Science Laboratory Curiosity Rover each use an 8-position...observations targeted toward the flanks of the Gale crater central mound are in agreement with both ChemCam...exhibit the spectral features of a crystalline hematite layer identified in MRO/CRISM data. Variations...between compositionally different materials within Gale Crater and are in qualitative agreement with mineralogies |  | Morrison, Shaunna M., Downs, Robert T., Blake, David F., Vaniman, David T., Ming, Douglas W., Hazen, Robert M., Treiman, Allan H., Achilles, Cherie N., Yen, Albert S., Morris, Richard V., Rampe, Elizabeth B., Bristow, Thomas F., Chipera, Steve J., Sarrazin, Philippe C., Gellert, Ralf, Fendrich, Kim V., Morookian, John Michael, Farmer, Jack D., Des Marais, David J., Craig, Patricia I. (2018) Crystal chemistry of martian minerals from Bradbury Landing through Naukluft Plateau, Gale crater, Mars. American Mineralogist, 103 (6) 857-871 doi:10.2138/am-2018-6124 | Journal (article/letter/editorial) | | from Bradbury Landing through Naukluft Plateau, Gale crater, Marsk Shaunna M. Morrison1,2,*,†, Robert T....diffractometer onboard the NASA Curiosity rover in Gale crater, Mars. The sampled materials include two wind-blown...Yellowknife Bay formation (John Klein and Cumberland) and the Murray formation (Confidence Hills, Mojave2,...unaltered Stimson formation (Big Sky and Okoruso) and the altered Stimson formation (Greenhorn and Lubango)...phases observed with the CheMin instrument in the Gale crater include plagioclase, sanidine, P21/c and C2/c |  | Achilles, C. N., Downs, R. T., Ming, D. W., Rampe, E. B., Morris, R. V., Treiman, A. H., Morrison, S. M., Blake, D. F., Vaniman, D. T., Ewing, R. C., Chipera, S. J., Yen, A. S., Bristow, T. F., Ehlmann, B. L., Gellert, R., Hazen, R. M., Fendrich, K. V., Craig, P. I., Grotzinger, J. P., Des Marais, D. J., Farmer, J. D., Sarrazin, P. C., Morookian, J. M. (2017) Mineralogy of an active eolian sediment from the Namib dune, Gale crater, Mars. Journal of Geophysical Research: Planets, 122 (11) 2344-2361 doi:10.1002/2017je005262 | Journal (article/letter/editorial) | | Active Eolian Sediment from the Namib Dune, Gale Crater, Mars C. N. Achilles1, R. T. Downs1, D. W. Ming2...Geophysical Union. All rights reserved. Abstract The Mars Science Laboratory rover, Curiosity, is using a...scientific payload to explore rocks and soils in Gale crater, Mars. Recent investigations of the Bagnold Dune...the first in situ assessment of an active dune on Mars. The CheMin X-ray diffraction instrument on Curiosity...crystalline phases along with minor magnetite, quartz, hematite, and anhydrite. In addition to the crystalline |  | 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) | | minerals Review A Review of Sample Analysis at Mars-Evolved Gas Analysis Laboratory Analog Work Supporting...Presence of Perchlorates and Chlorates in Gale Crater, Mars Joanna Clark 1, * , Brad Sutter 2 , P. Douglas...Zorzano, M.-P.; et al. A Review of Sample Analysis at Mars-Evolved Gas Analysis Laboratory Analog Work Supporting...Presence of Perchlorates and Chlorates in Gale Crater, Mars. Minerals 2021, 11, 475. https://doi.org/10...affiliations. Abstract: The Sample Analysis at Mars (SAM) instrument on the Curiosity rover has detected |  | 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) | | Implications for akaganeite formation in Yellowknife Bay, Gale Crater, Mars T.S. Peretyazhko a,⇑, A. Fox...recently discovered in Yellowknife Bay in Gale crater on Mars by the Mars Science Laboratory (MSL) Curiosity...during akaganeite formation. The mechanism and conditions of akaganeite formation in the Yellowknife...Yellowknife Bay mudstone are unknown. We investigated formation of akaganeite through hydrolysis of ferric chloride...precipitated in initial pH 2 solutions and goethite, hematite and 2-line ferrihydrite precipitated at initial |  | | Journal (article/letter/editorial) | | sedimentary formation and altered fracture zones constrain diagenetic conditions at Gale crater, Mars E.M. Hausrath...B. McKinnon Keywords: Gale crater Mars altered fracture zones Stimson formation reactive transport modeling...a c t On a planet as cold and dry as present-day Mars, evidence of multiple aqueous episodes offers an...being investigated by the Mars Science Laboratory Curiosity in Gale crater, Mars. Geochemical and mineralogical...the Stimson formation eolian parent material, which caused loss of olivine and formation of magnetite |  | Peretyazhko, T.S., Niles, P.B., Sutter, B., Morris, R.V., Agresti, D.G., Le, L., Ming, D.W. (2018) Smectite formation in the presence of sulfuric acid: Implications for acidic smectite formation on early Mars. Geochimica et Cosmochimica Acta, 220. 248-260 doi:10.1016/j.gca.2017.10.004 | Journal (article/letter/editorial) | | Smectite formation in the presence of sulfuric acid: Implications for acidic smectite formation on early...early Mars T.S. Peretyazhko a,⇑, P.B. Niles b, B. Sutter a, R.V. Morris b, D.G. Agresti c, L. Le a, D.W...neutral to alkaline conditions. We propose that Mars experienced acidic events caused by sulfuric acid...permitted phyllosilicate, but inhibited carbonate, formation. To experimentally verify this hypothesis, we...reaction of the basalt simulant with H2SO4 led to formation of the dioctahedral smectite at final pH 3 and |
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