Decline of giant impacts on Mars by 4.48 billion years ago and an early opportunity for habitability

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D. E. Moser, G. A. Arcuri, D. A. Reinhard, L. F. White, J. R. Darling, I. R. Barker, D. J. Larson, A. J. Irving, F. M. McCubbin, K. T. Tait, J. Roszjar, A. Wittmann &…

Deciphering the conditions of tochilinite and cronstedtite formation in CM chondrites from low temperature hydrothermal experiments

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Lionel G. Vacher, Laurent Truche, François Faure, Laurent Tissandier, Régine Mosser‐Ruck, Yves Marrocchi Meteoritics & Planetary Science First Published: 23 June 2019 LINK “Tochilinite/cronstedtite intergrowths are commonly observed as alteration products in CM chondrite matrices,…

Oldest high-Ti basalt and magnesian crustal materials in feldspathic lunar meteorite Dhofar 1428

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Zhuqing Xue, Long Xiao, Clive R. Neal, Yigang Xu Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK “Moderately volatile elements (MVEs) are sensitive tracers of vaporisation in geological and…

Combined U-corrected Pb-Pb dating and 26Al-26Mg systematics of individual chondrules – evidence for a reduced initial abundance of 26Al amongst inner Solar System chondrules

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Jean Bollard, Noriyuki Kawasaki, Naoya Sakamoto, Mia Olsen, Shoichi Itoh, Kirsten Larsen, Daniel Wielandt, Martin Schiller, James N. Connelly, Hisayoshi Yurimoto, Martin Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June…

Extended chondrule formation intervals in distinct physicochemical environments: Evidence from Al-Mg isotope systematics of CR chondrite chondrules with unaltered plagioclase

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Travis J. Tenner, Daisuke Nakashima, Takayuki Ushikubo, Naotaka Tomioka, Makoto Kimura, Michael K. Weisberg, Noriko T.Kita Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK “Al-Mg isotope systematics of twelve…

Investigating magmatic processes in the early Solar System using the Cl isotopic systematics of eucritesOPEN ACCESS 

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T.J. Barrett, J.J. Barnes, M. Anand, I.A. Franchi, R.C. Greenwood, B.L.A. Charlier, X.Zhao, F. Moyniere, M.M. Grady Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK (OPEN ACCESS) PDF (OPEN…

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