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Papers

Wadhwa Group members, past and present, are indicated by bold text.
 
2021
Torrano Z. A., Davidson J., and Wadhwa M. (2021) A reclassification of Northwest Africa 299 from CV3 to CK3.8 chondrite. Meteoritics and Planetary Science 55(11): 2539-2550. https://doi.org/10.1111/maps.13587
 
2020
Anand M., Russell S., Lin Y., Wadhwa M., Kaur Marhas K., and S. Tochibana. Editorial to the Topical Collection: Role of Sample Return in Addressing Major Questions in Planetary Sciences. Space Sci Rev 216, 101 (2020). https://doi.org/10.1007/s11214-020-00724-4
 
Davidson J., Wadhwa M., Hervig R., and Stephant A. (2020) Water on Mars: Insights from apatite in regolith breccia Northwest Africa 7034. Earth and Planetary Science Letters 552, 116597. https://doi.org/10.1016/j.epsl.2020.116597
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Dunham E.T., Wadhwa M., Desch S.J., and Hervig R.L. (2020) Best practices for determination of initial 10Be/9Be in early Solar System materials by secondary ion mass spectrometry. Geostandards and Geoanalytical Research. https://doi.org/10.1111/ggr.12329

Fukuda K., Beard B.L., Dunlap D.R., Spicuzza M.J., Fournelle J.H., Wadhwa M., and Kita N. (2020) Magnesium isotope analysis of olivine and pyroxene by SIMS: Evaluation of matrix effects. Chemical Geology 540, 119482. https://doi.org/10.1016/j.chemgeo.2020.119482

Jurewicz A.J.G., Reick K.D., Hervig R., Burnett D.S., Wadhwa M., Olinger C.T., Wiens R., Laming J.M., Guan Y., Huss G.R., Reisenfeld D.B., and Williams P. (2020) Magnesium isotopes of the bulk solar wind from Genesis diamond-like carbon films. Meteoritics and Planetary Science 55: 352-375. https://doi.org/10.1111/maps.13439

Wadhwa M., McCoy T. J., and Schrader D. L. (2020) Advances in Cosmochemistry Enabled by Antarctic Meteorites. Annual Review in Planetary Science 48: 233-258.
 
2019
Dunham E. T., Balta J. B., Wadhwa M., Sharp T. G., and McSween H. Y. Jr. (2019) Petrology and geochemistry of olivine-phyric shergottites LAR 12095 and LAR 12240: Implications for their petrogenetic history on Mars. Meteoritics & Planetary Science 1-25.
 
Shollenberger Q. A., Wittke A., Render J., Mane P., Schuth S., Weyer S., Gussone N., Wadhwa M., and Brennecka G. (2019) Combined mass-dependent and nucleosynthetic isotope variations in refractory inclusions and their mineral separates to determine their original Fe isotope compositions. Geochimica Cosmochimica Acta 263, 215-234.
 
Torrano Z. A., Brennecka G. A., Williams C. D., Romaniello S. J., Rai V. K., Hines R. R., and Wadhwa M. (2019) Titanium isotope signatures of calcium-aluminum-rich inclusions from CV and CK chondrites: Implications for early Solar System reservoirs and mixing. Geochimica et Cosmochimica Acta 263, 13-30.
 
2018
Srinivasan P., Dunlap D. R., Agee C. B., Wadhwa M., Coleff D., Ziegler K., Zeigler R., and McCubbin F. M. (2018) Silica-rich volcanism in the early solar system dated at 4.565 Ga. Nature Communications 9, 3036.

Stéphant A., Garvie L. A. J., Mane P., Hervig R., and Wadhwa M. (2018) Terrestrial exposure of a fresh Martian meteorite causes rapid changes in hydrogen isotopes and water concentrations. Scientific Reports 8, 12385.

2017
Balta J.B., Sanborn M.E., Mayne R.G., Wadhwa M., McSween H.Y. Jr., and Crossley S.D. (2017) Northwest Africa 5790: A previously unsampled portion of the upper part of the nakhlites pile. Meteoritics and Planetary Science 52, 36-59. 

Brennecka G. A., Borg L. E., Romaniello S. J., Souders A. K., Shollenberger Q. R., Marks N. E., and Wadhwa M. (2017) A renewed search for short-lived 126Sn in the early Solar System: Hydride generation MC-ICPMS for high sensitivity Te isotopic analysis. Geochimica Cosmochimica Acta 201, 331-344.

Khonde N., Singh S. K., Maurya D. M., Rai V. K., Chamyal L. S., and Liviu G. (2017) Tracing the Vedic Saraswati River in the Great Rann of Kachchh. Scientific Reports 7 (5476).

Kleine T. and Wadhwa M. (2017) Chronology of planetesimal differentiation. Planetesimals: Early Differentiation and Consequences for Planets (Eds. Elkins-Tanton L. T. and Weiss B. P.), Cambridge Univ. Press, 224-245.

Lagad R., Singh S. K., and Rai V. K. (2017) Rare earth elements and 87Sr/86Sr isotopic characterization of Indian Basmati rice as potential tool for its geographic authenticity. Food Chemistry 217, 254-265.

Mendybaev R., Williams C. D., Spicuzza M. J., Richter F. M., Valley J. W., and Wadhwa M. (2017) Thermal and chemical evolution of the early Solar System materials as recorded by FUN CAIs: Part II – Laboratory evaporation of potential CMS-1 precursor material. Geochimica Cosmochimica Acta 20, 49-64.

Sikdar J. and Rai V. K. (2017) Simultaneous chromatographic purification of Si and Mg for isotopic analysis using MC-ICPMS. Journal of Analytical Atomic Spectrometry 32(4).

Williams C. D., Ushikubo T., Mendybaev R. A., Janney P. E., Kita N. T., Bullock E. S., Hines R. R., MacPherson G. J., Hervig R. L., Richter F. M., and Wadhwa M. (2017) Thermal and chemical evolution of the early Solar System materials as recorded by FUN CAIs: Part I – Petrology, mineral chemistry, and isotopic composition of Allende FUN CAI CMS-1. Geochimica Cosmochimica Acta 201, 25-48.

2016
Dustin, M.K., Koeman, E.C., Simonetti, A., Torrano Z.A., Burns, P.C. (2016). Comparative Investigation between In Situ Laser Ablation Versus Bulk Sample (Solution Mode) Inductively Coupled Plasma Mass Spectrometry (ICP-MS) Analysis of Trinitite Post- Detonation Materials. Applied Spectroscopy 70, 1446-1455.

Mane P., Hervig R., Wadhwa M., Garvie L. A. J., Balta J. B., and McSween H. Y., Jr. (2016) Hydrogen isotopic composition of the martian mantle inferred from the newest martian meteorite fall Tissint. Meteoritics and Planetary Science 51, 2073-2091.

Filiberto J., Baratoux D., Beaty D., Breuer D., Farcy B.J., Grott M., Jones J.H., Kiefer W.S., Mane P., McCubbin F.M. and Schwenzer S.P., (2016) A review of volatiles in the Martian interior. Meteoritics & Planetary Science 51, 935-1958.

Williams C. D., Janney P. E., Hines R. R., and Wadhwa M. (2016) Precise titanium isotope compositions of refractory inclusions in the Allende CV3 chondrite by LA-MC-ICPMS. Chemical Geology 436, 1-10.

2011-2015
Balta J. B., Sanborn M., Udry A., McSween H. Y., Jr., and Wadhwa M. (2015) Petrology and trace-element geochemistry of Tissint, the newest shergottite fall. Meteoritics and Planetary Science 50, 63-85.

J. A. Cartwright (2015) Noble gas chemistry of planetary materials. Planetary Mineralogy. European Mineralogical Union (EMU Notes in Mineralogy, volume 15).

Davis A. M., Richter F. M., Mendybaev R. A., Janney P. E., Wadhwa M., and McKeegan K. D. (2015) Isotopic mass fractionation laws for magnesium and their effects on 26Al-26Mg systematics in Solar System materials. Geochimica Cosmochimica Acta 158, 245-261.

Ding S., Dasgupta R., Lee C. T., and Wadhwa M. (2015) New bulk sulfur measurements of martian meteorites and modeling the fate of sulfur during melting and crystallization – implications for sulfur transfer from martian mantle to crust-atmosphere system. Earth and Planetary Science Letters 409, 157-167.

Goldmann A., Brennecka G., Noordmann J., Weyer S., and Wadhwa M. (2015) Uranium isotope composition of the Earth and Solar System. Geochimica Cosmochimica Acta 148, 145-158.

Mercer C. M., Young K. E., Weirich J. R., Hodges K. V., Jolliff B. L., Wartho J. A., and van Soest M. C. (2015) Refining Lunar Impact Chronology through High Spatial Resolution 40Ar/39Ar Dating of Impact Melts. Science Advances 1(1), e1400050.

Mercer C. N., Reed M. H., and Mercer C. M. (2015) Timescales of Porphyry Cu Deposit Formation: Insights from Titanium Diffusion in Quartz. Economic Geology 110(3), 587–602.

Sanborn M., Carlson R., and Wadhwa M. (2015) 147,146Sm-143,142Nd, 176Lu-176Hf, and 87Rb-87Sr systematics in the angrites: Implications for chronology and processes on the angrite parent body. Geochimica Cosmochimica Acta 171, 80-99.

Spivak-Birndorf L., Bouvier A., Benedix G. K., Hammond S., Brennecka G., Howard K., Rogers N., Wadhwa M., Bland P. A., Spurný P., and Towner M. C. (2015) Geochemistry and chronology of the Bunburra Rockhole ungrouped achondrite. Meteoritics and Planetary Science 50, 958-975.

Brennecka G. A., Borg L. E. and Wadhwa M. (2014) Insights into the martian mantle: The age and isotopics of the meteorite fall Tissint. Meteoritics and Planetary Science 49, 412-418.

Chaumard N., Devouard B., Bouvier A., and Wadhwa M. (2014) Metamorphosed calcium-aluminum inclusions in CK carbonaceous chondrites. Meteoritics and Planetary Science 49, 419-452.

Davis A. M., Richter F. M., Mendybaev R. A., Janney P. E., Wadhwa M., and McKeegan K. D. Isotopic mass fractionation laws for magnesium and their effects on 26Al-26Mg systematics in Solar System materials. Geochimica Cosmochimica Acta 158, 245-261.

Dunham, E., Kosiarek, M., Markatou, E. A., and Wang, A. (2014) Limits of Astrometric and Photo- metric Precision on KBOs. Publications of the Astronomical Society of the Pacific 126, 863-867.

Scully J. E. C., Yin A., Russell C. T., Buczkowski D. L., Williams D. A., Blewett D. T., Ruesch O., Hiesinger H., Le Corre L., Mercer C. M., Yingst R. A., Garry W. B., Jaumann R., Roatsch T., Preusker F., Gaskell R. W., Schröder S. E., Ammannito E., Pieters C. M., Raymond C. A., and the Dawn Science Team (2014) Geomorphology and structural geology of Saturnalia Fossae and adjacent structures in the northern hemisphere of Vesta. Icarus 244, 23-40.

Wadhwa M. (2014) Solar System time scales from long-lived radioisotopes in meteorites and planetary materials. Treatise on Geochemistry 2nd Edition Vol. 1: Meteorites, Comets, and Planets (Vol. Ed. A. M. Davis; Eds. in Chief H. D. Holland and K. K. Turekian), 397-418.

Balta J. B., Sanborn M., McSween H. Y., Jr., and Wadhwa M. (2013) Magmatic history and parental melt composition of olivine-phyric shergottite LAR 06319: Importance of magmatic degassing and olivine antecrysts in Martian magmatism. Meteoritics and Planetary Science 48: 1359-1382.

Bouvier A., Wadhwa M., Simon S., and Grossman L. (2013) Magnesium isotopic fractionation in chondrules from the Murchison and Murray CM2 carbonaceous chondrites. Meteoritics and Planetary Science 48: 339-353.

Brennecka G. A., Borg L. E. and Wadhwa M. (2013) Evidence of supernova injection into the solar nebula and the decoupling of r-process nucleosynthesis. Proceedings of the National Academy of Sciences 110: 17241-17246.Brennecka G. A. and Wadhwa M. (2012) Uranium isotope compositions of the basaltic angrite meteorites and the chronological implications for the early Solar System. Proceedings of the National Academy of Sciences 109, 9221-9222.

Janney P. E., Richter F. M., Mendybaev R. A., Wadhwa M., Georg R. B., Watson E. B., and Hines R. R. (2011) Matrix effects in the analysis of Mg and Si isotope ratios in natural and synthetic glasses by laser ablation-multicollector ICPMS: A comparison of single- and double-focusing mass spectrometers. Chemical Geology 281, 26-40.

Bouvier A., Spivak-Birndorf L., Brennecka G. A., and Wadhwa M. (2011) New constraints on early Solar System chronology from Al-Mg and U-Pb isotope systematics in the unique basaltic achondrite Northwest Africa 2976. Geochimica Cosmochimica Acta 75, 5310-5323.

2007-2010
Bouvier A. and Wadhwa M. (2010) The age of the Solar System redefined by the oldest Pb-Pb age of a meteoritic inclusion. Nature Geoscience 3, 637-641.

Brennecka G. A., Borg L. E., Hutcheon I. D., Sharp M. A., Anbar A. D. (2010) Natural Variations in Uranium isotope ratios of Uranium Ore Concentrates: clues to the fractionation mechanism. Earth and Planetary Science Letters.

Brennecka G. A., Weyer S., Wadhwa M., Janney P. E., Zipfel J., and Anbar A. D. (2010) 238U/235U variations in meteorites: Extant 247Cm and implications for Pb-Pb dating. Science 327, 449-451.

Janney P. E., Shirey S. B., Carlson R. W., Pearson D. G., Bell D. R., le Roex A. P., Ishikawa A., Nixon P. H., and Boyd F. R. (2010) Age, composition and thermal characteristics of South African off-craton mantle lithosphere: evidence for a multi-stage history. Journal of Petrology 51(9), 1849-1890.

MacPherson G., Bullock E. S., Janney P. E., Kita N., Ushikubo T., Davis A. M., Wadhwa M., and Krot A. N. (2010) Early solar nebula condensates with canonical, not supracanonical, initial 26Al/27Al ratios. Astrophysical Journal Letters 711, L117-L121.

Usui T., Sanborn M., Wadhwa M., and McSween H. Y., Jr. (2010) Petrology and trace element geochemistry of RBT 04261 and RBT 04262 meteorites, the first examples of geochemically enriched lherzolitic shergottites. Geochimica Cosmochimica Acta 74, 7283-7306.

Shearer C. K., Burger P. V., Neal C. R., Sharp Z., Spivak-Birndorf L., Borg L. E., Fernandes V. A., Papike J. J., Karner J. M., Wadhwa M., Gaffney A. M., Shafer J., Geissman J., Atudorei N. V., Herd C., Weiss B. P., King P. L., Crowther S. A., and Gilmour J. D. (2009) Non-basaltic asteroidal magmatism during the earliest stages of solar system evolution: A view from Antarctic achondrites Graves Nunatak 06128 and 06129. Geochimica Cosmochimica Acta 74, 1172-1199.

Spivak-Birndorf L., Wadhwa M., and Janney P. E. (2009) 26Al-26Mg Systematics in D’Orbigny and Sahara 99555 Angrites: Implications for High-Resolution Chronology Using Extinct Chronometers Geochimica Cosmochimica Acta 73, 5202-5211.

Wadhwa M., Amelin Y., Bogdanovski O., Lugmair G. W., and Janney P. E. (2009) Ancient relative and absolute ages for a basaltic meteorite: Implications for time scales of planetesimal accretion and differentiation. Geochimica Cosmochimica Acta 73, 5189-5201.

Cook D., Clayton R. N., Wadhwa M., Janney P., and Davis A. M. (2008) Nickel isotopic composition of troilite from iron meteorites. Geophysical Research Letters 35, L01203, doi:10.1029/2007GL032431.

Dauphas N., Cook D., Sacarabany A., Fröhlich C., Davis A. M., Wadhwa M., Pourmand A., Rauscher T., and Gallino R. (2008) Iron-60 evidence for early injection and efficient mixing of stellar debris in the protosolar nebula. Astrophysical Journal 686, 560-569.

Qin L., Dauphas N., Wadhwa M., Markowski A., Gallino R., Janney P. E., and Bouman C. (2008) Tungsten nuclear anomalies in planetesimal cores. Astrophysical Journal 674, 1234-1241.

Qin L., Dauphas N., Wadhwa M., Masarik J., and Janney P. E. (2008) Rapid accretion and differentiation of iron meteorite parent bodies inferred from 182Hf-182W chronometry and thermal modeling. Earth and Planetary Science Letters 273, 94-104.

Richter F. M., Watson E. B., Mendybaev R. A., Teng F. Z., Janney P. E. (2008) Magnesium isotope fractionation in silicate melts by chemical and thermal diffusion. Geochimica et Cosmochimica Acta 72(1), 206-220.

Shearer C. K., Burger P. V., Neal C. R., Sharp Z., Borg L. E., Spivak-Birndorf L., Wadhwa M., Papike J. J., Karner J. M., Gaffney A. M., Shafer J., Weiss B. P., Geissman J., and Fernandes V. A. (2008) A unique glimpse into asteroidal melting processes in the early solar system from the Graves Nunatak 06128/06129 achondrites. American Mineralogist 93, 1937-1940.

Wadhwa M. (2008) Redox conditions on small bodies, the Moon and Mars. In Oxygen in the Solar System (Eds. G. MacPherson, D. W. Mittlefehldt, J. Jones), Reviews in Mineralogy and Geochemistry 68, 493-510.

Cook D., Wadhwa M., Clayton R. N., Dauphas N., Janney P., and Davis A. M. (2007) Mass-dependent fractionation of nickel isotopes in meteoritic metal. Meteoritics and Planetary Science 42, 2067-2077.

Dauphas N., van Zuilen M., Busigny V., Lepland A., Wadhwa M., and Janney P. E. (2007) Iron isotope, major and trace element characterization of early Archean supracrustal rocks from SW Greenland: protolith identification and metamorphic overprint. Geochimica Cosmochimica Acta 71, 4745-4770.

Kouwenberg L. L. R., Hines R., and McElwain J.C. (2007) A new transfer technique to extract and process thin and fragmented fossil cuticle using polyester overlays. Review of Palaeobotany and Palynology 145(3-4), 243-248.

Qin L., Dauphas N., Janney P. E., and Wadhwa M. (2007) Analytical developments for high-precision measurements of W isotopes in iron meteorites. Analytical Chemistry 79, 3148-3154.

Richter F., Janney P., Mendybaev R., Davis A. M., and Wadhwa M. (2007) Elemental and isotopic fractionation of Type B CAI-like liquids by evaporation. Geochimica Cosmochimica Acta 71, 5544-5564.

Teng F.-Z., Wadhwa M., and Helz R. (2007) The absence of magnesium isotope fractionation during basalt differentiation: A case study from Kilauea Iki lava lake, Hawaii, USA. Earth and Planetary Science Letters 261, 84-92.

Wadhwa M., Amelin Y., Davis A. M., Lugmair G. W., Meyer B., Gounelle M., and Desch S. (2007) From dust to planetesimals: Implications for the solar protoplanetary disk from short lived radionuclides. Protostars and Planets V (Eds. B. Reipurth, D. Jewitt, and K. Keil) Mineralogical Society of America, Reviews of Mineralogy and Geochemistry, pp. 835-848.

M. Wadhwa. Early solar system time scales from long-lived radioisotopes. Treatise on Geochemistry, Ed. A. M. Davis. Meteorites, Comets, and Planets (2007).

Wadhwa M. (2007) Long-lived chronometers. Treatise on Geochemistry Vol. 1: Meteorites, Comets, and Planets (Vol. Ed. A. M. Davis; Eds. in Chief H. D. Holland and K. K. Turekian), doi:10.1016/B978-008043751-4/00227-3.

2001-2006
Beck P., Barrat J. A., Gillet Ph., Wadhwa M., Franchi I., Greenwood R. C., Bohn M., Cotten J., van de Moortele B., and Reynard B. (2006) Petrography and geochemistry of the chassignite Northwest Africa 2737 (NWA 2737), Geochimica Cosmochimica Acta 70, 2127-2139.

Cook D., Wadhwa M., Janney P., Dauphas N., Clayton R. N., and Davis A. M. (2006) High precision measurements of non-mass dependent effects in nickel isotopes in meteoritic metal via multi-collector ICPMS. Analytical Chemistry 78, 8477-8484.

McCoy T. J., Ketcham R. A., Wilson L., Benedix G., Wadhwa M., and Davis A. M. (2006) Formation of vesicles in asteroidal basaltic meteorites, Earth and Planetary Science Letters 246, 102-108.

Wadhwa M., Srinivasan G., and Carlson R. W. (2006) Time scales of planetesimal differentiation in the early solar system. In Meteorites and the Early Solar System II (Eds. D. Lauretta and H. Y. McSween, Jr.), University of Arizona Press, Tucson, pp. 715-731.

Foley C. N., Wadhwa M., Borg L. E., Janney P. E., Hines R., and Grove T. L. (2005) The early differentiation history of Mars from 182W-142Nd isotope systematics in the SNC meteorites. Geochimica Cosmochimica Acta 69, 4557-4571.

Day J. M. D., Hilton D. R., Pearson D. G., Macperson C. G. Kjarsgaard B. A., and Janney P. E. (2005) Absence of a high time-integrated 3He/(U+Th) source in the mantle beneath continents. Geology 33(9), 733-736.

Janney P. E., Le Roex A. P., and Carlson R. W. (2005) Hafnium isotope and trace element constraints on the nature of mantle heterogeneity beneath the central Southwest Indian Ridge (13 E to 47 E). Journal of Petrology 46(12), 2427-2464.

Dauphas N., Janney P. E., Mendybaev R., Wadhwa M., Richter F.M., Davis A.M., van Zuilan M., Hines R., and Foley C. N. (2004) Chromatographic separation and MC-ICPMS analysis of iron. Investigating mass dependent and independent isotope effects. Analytical Chemistry 76, 5855-5863.

Dauphas N., van Zuilen M., Wadhwa M., Davis A. M., Marty B., and Janney P. E. (2004) Clues from iron isotope variations on the origin of early Archean banded iron formations from Greenland. Science 306, 2077-2080.

Wadhwa M., Crozaz G., and Barrat J.-A. (2004) Trace element distributions in the Yamato 000593/000749 , NWA 817 and NWA 998 nakhlites: Implications for their petrogenesis and mantle source on Mars. Antarctic Meteorite Research 17, 97-117.

Bell D. R., Schmitz M. D., and Janney P. E. (2003) Mesozoic thermal evolution of the southern African mantle lithosphere. Lithos 71(2-4), 273-287.

Crozaz G., Floss C., and Wadhwa M. (2003) Chemical alteration and REE mobilization in meteorites from hot and cold deserts. Geochimica Cosmochimica Acta 67, 4727-4741.

Galy A., Yoffe O., Janney P.E., Williams R. W., Cloquet C., Alard O., Halicz L., Wadhwa M., Hutcheon I. D., Ramon E., and Carignan J. (2003) Magnesium isotope heterogeneity of the isotopic standard SRM980 and new reference materials for magnesium-isotope-ratio measurements.  Journal of Analytical Atomic Spectrometry 18, 1352-1356.

Simon S. B., Grossman L., Clayton R. N., Mayeda T. K., Schwade J. R., Sipiera P. P., Wacker J. F., and Wadhwa M. (2003) The fall, recovery and classification of the Park Forest meteorite. Meteoritics and Planetary Science 39, 625-634.

Wadhwa M., Shukolyukov A., Davis A. M., Lugmair G. W., and Mittlefehldt D. W. (2003) Differentiation history of the mesosiderite parent body: Constraints from trace elements and manganese-chromium isotopic systematics of Vaca Muerta silicate clasts. Geochimica Cosmochimica Acta 67, 5047-5069.

Bonneville A., Le Suavé R., Audin L., Clouard V., Dosso L., Gillot P.-Y., Janney P., Jordahl K., Maamaatuaiahutapu K. (2002) Arago Seamount: The missing hotspot found in the Austral Islands. Geology 30(11), 1023-1026.

Janney P. E., Le Roex A. P., Carlson R. W., and Viljoen K. S. (2002) A chemical and multi-isotope study of the Western Cape olivine melilitite province, South Africa: implications for the sources of kimberlites and the origin of the HIMU signature in Africa. Journal of Petrology 43(12), 2339-2370.

Gillet Ph., Barrat J. A., Deloule E., Wadhwa M., Jambon A., Sautter V., Devouard B., Neuville D., Benzerara K., and Lesourd M. (2002) Aqueous alteration in the Northwest Africa 817 (NWA 817) martian meteorite. Earth and Planetary Science Letters 203, 431-444.

Crozaz G. and Wadhwa M. (2001) The terrestrial alteration of Saharan shergottites Dar al Gani 476 and 489: A case study of weathering in a hot desert environment. Geochimica Cosmochimica Acta 65, 971-977.

Wadhwa M. (2001) Redox state of Mars' upper mantle and crust from Eu anomalies in shergottite pyroxenes. Science 291, 1527-1530.

Wadhwa M., Lentz R. C. F., McSween H. Y., and Crozaz G. (2001) A petrologic and trace element study of Dar al Gani 476 and Dar al Gani 489: Twin meteorites with affinities to basaltic and lherzolitic shergottites. Meteoritics and Planetary Science 36, 195-208.

1993-2000
Wadhwa M. and Russell S. S. (2000) Timescales of accretion and differentiation in the early solar system: The meteoritic evidence.Protostars and Planets IV (Eds. A. P. Boss, V. M. Manning and S. S. Russell), University of Arizona Press, Tucson, pp. 995-1018.

McCoy T. J., Wadhwa M., and Keil K. (1999) New lithologies in the Zagami martian meteorite: Evidence for fractional crystallization of a single magma unit on Mars. Geochimica Cosmochimica Acta 63, 1249-1262.

Wadhwa M., McKay G. A., and Crozaz G. (1999) Trace element distributions in Yamato 793605, a chip off the “Martian lherzolite” block.Antarctic Meteorite Research 12, 168-182.

Wadhwa M. and Crozaz G. (1998) The igneous crystallization history of an ancient martian meteorite from rare earth element distributions. Meteoritics and Planetary Science 33, 685-692.

Wadhwa M., Crozaz G., Taylor L. A., and McSween H. Y., Jr. (1998) Martian basalt (shergottite) QUE94201 and lunar basalt 15555: A tale of two pyroxenes. Meteoritics and Planetary Science 33, 321-328.

Wadhwa M., Zinner E. K., and Crozaz G. (1997) Manganese-chromium systematics of sulfides in unequilibrated enstatite chondrites.Meteoritics and Planetary Science 32, 281-292.

McSween H. Y., Jr., Eisenhour D. D., Taylor L. A., Wadhwa M., and Crozaz G. (1996) QUE94201 shergottite: Crystallization of a martian basaltic magma. Geochimica Cosmochimica Acta 60, 4563-4569.

Wadhwa M. and Lugmair G. W. (1996) The age of the eucrite Caldera from convergence of long- and short-lived chronometers.Letter to Geochimica Cosmochimica Acta 60, 4889-4893.

Wadhwa M. and Crozaz G. (1995) Trace and minor elements in minerals in nakhlites and Chassigny: Clues to their petrogenesis. Geochimica Cosmochimica Acta 59, 3629-3645.

Wadhwa M., McSween H. Y., Jr., and Crozaz G. (1994) Petrogenesis of shergottite meteorites inferred from trace and minor element microdistributions. Geochimica Cosmochimica Acta 58, 4213-4229.

Harvey R. P., Wadhwa M., McSween H. Y., Jr., and Crozaz G. (1993) Petrography, mineral chemistry, and petrogenesis of Antarctic shergottite LEW88516. Geochimica Cosmochimica Acta 57, 4769-4783.

Jolliff B. L., Haskin L. A., Colson R. O., and Wadhwa M. (1993) Partitioning of REE-saturating minerals: Theory, experiment, and modelling of whitlockite, apatite, and evolution of lunar residual magmas.Geochimica Cosmochimica Acta 57, 4069-4094.