The Solar System calcium isotopic composition inferred from Ryugu samples

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The Solar System calcium isotopic composition inferred from Ryugu samples. / Moynier, F.; Dai, W.; Yokoyama, T.; Hu, Y.; Paquet, M.; Abe, Y.; Aleon, J.; Alexander, C. M. O'D.; Amari, S.; Amelin, Y.; Bajo, K.-I.; Bizzarro, M.; Bouvier, A.; Carlson, R. W.; Chaussidon, M.; Choi, B.-G.; Dauphas, N.; Davis, A. M.; Di Rocco, T.; Fujiya, W.; Fukai, R.; Gautam, I.; Haba, M. K.; Hibiya, Y.; Hidaka, H.; Homma, H.; Hoppe, P.; Huss, G. R.; Ichida, K.; Iizuka, T.; Ireland, T. R.; Ishikawa, A.; Ito, M.; Itoh, S.; Kawasaki, N.; Kita, N. T.; Kitajima, K.; Kleine, T.; Komatani, S.; Krot, A. N.; Liu, M.-C.; Masuda, Y.; McKeegan, K. D.; Morita, M.; Motomura, K.; Nakai, I.; Nagashima, K.; Nesvorny, D.; Nguyen, A.; Nittler, L.; Onose, M.; Pack, A.; Park, C.; Piani, L.; Qin, L.; Russell, S. S.; Sakamoto, N.; Schönbächler, M.; Tafla, L.; Tang, H.; Terada, K.; Terada, Y.; Usui, T.; Wada, S.; Wadhwa, M.; Walker, R. J.; Yamashita, K.; Yin, Q.-Z.; Yoneda, S.; Young, E. D.; Yui, H.; Zhang, A.-C.; Nakamura, T.; Naraoka, H.; Noguchi, T.; Okazaki, R.; Sakamoto, K.; Yabuta, H.; Abe, M.; Miyazaki, A.; Nakato, A.; Nishimura, M.; Okada, T.; Yada, T.; Yogata, K.; Nakazawa, S.; Saiki, T.; Tanaka, S.; Terui, F.; Tsuda, Y.; Watanabe, S.-I.; Yoshikawa, M.; Tachibana, S.; Yurimoto, H.

In: Geochemical Perspectives Letters, Vol. 24, 2022, p. 1-6.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Moynier, F, Dai, W, Yokoyama, T, Hu, Y, Paquet, M, Abe, Y, Aleon, J, Alexander, CMOD, Amari, S, Amelin, Y, Bajo, K-I, Bizzarro, M, Bouvier, A, Carlson, RW, Chaussidon, M, Choi, B-G, Dauphas, N, Davis, AM, Di Rocco, T, Fujiya, W, Fukai, R, Gautam, I, Haba, MK, Hibiya, Y, Hidaka, H, Homma, H, Hoppe, P, Huss, GR, Ichida, K, Iizuka, T, Ireland, TR, Ishikawa, A, Ito, M, Itoh, S, Kawasaki, N, Kita, NT, Kitajima, K, Kleine, T, Komatani, S, Krot, AN, Liu, M-C, Masuda, Y, McKeegan, KD, Morita, M, Motomura, K, Nakai, I, Nagashima, K, Nesvorny, D, Nguyen, A, Nittler, L, Onose, M, Pack, A, Park, C, Piani, L, Qin, L, Russell, SS, Sakamoto, N, Schönbächler, M, Tafla, L, Tang, H, Terada, K, Terada, Y, Usui, T, Wada, S, Wadhwa, M, Walker, RJ, Yamashita, K, Yin, Q-Z, Yoneda, S, Young, ED, Yui, H, Zhang, A-C, Nakamura, T, Naraoka, H, Noguchi, T, Okazaki, R, Sakamoto, K, Yabuta, H, Abe, M, Miyazaki, A, Nakato, A, Nishimura, M, Okada, T, Yada, T, Yogata, K, Nakazawa, S, Saiki, T, Tanaka, S, Terui, F, Tsuda, Y, Watanabe, S-I, Yoshikawa, M, Tachibana, S & Yurimoto, H 2022, 'The Solar System calcium isotopic composition inferred from Ryugu samples', Geochemical Perspectives Letters, vol. 24, pp. 1-6. https://doi.org/10.7185/geochemlet.2238

APA

Moynier, F., Dai, W., Yokoyama, T., Hu, Y., Paquet, M., Abe, Y., Aleon, J., Alexander, C. M. OD., Amari, S., Amelin, Y., Bajo, K-I., Bizzarro, M., Bouvier, A., Carlson, R. W., Chaussidon, M., Choi, B-G., Dauphas, N., Davis, A. M., Di Rocco, T., ... Yurimoto, H. (2022). The Solar System calcium isotopic composition inferred from Ryugu samples. Geochemical Perspectives Letters, 24, 1-6. https://doi.org/10.7185/geochemlet.2238

Vancouver

Moynier F, Dai W, Yokoyama T, Hu Y, Paquet M, Abe Y et al. The Solar System calcium isotopic composition inferred from Ryugu samples. Geochemical Perspectives Letters. 2022;24:1-6. https://doi.org/10.7185/geochemlet.2238

Author

Moynier, F. ; Dai, W. ; Yokoyama, T. ; Hu, Y. ; Paquet, M. ; Abe, Y. ; Aleon, J. ; Alexander, C. M. O'D. ; Amari, S. ; Amelin, Y. ; Bajo, K.-I. ; Bizzarro, M. ; Bouvier, A. ; Carlson, R. W. ; Chaussidon, M. ; Choi, B.-G. ; Dauphas, N. ; Davis, A. M. ; Di Rocco, T. ; Fujiya, W. ; Fukai, R. ; Gautam, I. ; Haba, M. K. ; Hibiya, Y. ; Hidaka, H. ; Homma, H. ; Hoppe, P. ; Huss, G. R. ; Ichida, K. ; Iizuka, T. ; Ireland, T. R. ; Ishikawa, A. ; Ito, M. ; Itoh, S. ; Kawasaki, N. ; Kita, N. T. ; Kitajima, K. ; Kleine, T. ; Komatani, S. ; Krot, A. N. ; Liu, M.-C. ; Masuda, Y. ; McKeegan, K. D. ; Morita, M. ; Motomura, K. ; Nakai, I. ; Nagashima, K. ; Nesvorny, D. ; Nguyen, A. ; Nittler, L. ; Onose, M. ; Pack, A. ; Park, C. ; Piani, L. ; Qin, L. ; Russell, S. S. ; Sakamoto, N. ; Schönbächler, M. ; Tafla, L. ; Tang, H. ; Terada, K. ; Terada, Y. ; Usui, T. ; Wada, S. ; Wadhwa, M. ; Walker, R. J. ; Yamashita, K. ; Yin, Q.-Z. ; Yoneda, S. ; Young, E. D. ; Yui, H. ; Zhang, A.-C. ; Nakamura, T. ; Naraoka, H. ; Noguchi, T. ; Okazaki, R. ; Sakamoto, K. ; Yabuta, H. ; Abe, M. ; Miyazaki, A. ; Nakato, A. ; Nishimura, M. ; Okada, T. ; Yada, T. ; Yogata, K. ; Nakazawa, S. ; Saiki, T. ; Tanaka, S. ; Terui, F. ; Tsuda, Y. ; Watanabe, S.-I. ; Yoshikawa, M. ; Tachibana, S. ; Yurimoto, H. / The Solar System calcium isotopic composition inferred from Ryugu samples. In: Geochemical Perspectives Letters. 2022 ; Vol. 24. pp. 1-6.

Bibtex

@article{4fdcf69cf3324723b89bbb3a717fd664,
title = "The Solar System calcium isotopic composition inferred from Ryugu samples",
abstract = "CO CV CM CI Ryugu A Ryugu C 0.0 0.5 1.0 1.5 44/40CaSRM915a (age corrected) The Hayabusa2 spacecraft has returned samples from the Cb-type asteroid (162173) Ryugu to Earth. Previous petrological and chemical analyses support a close link between Ryugu and CI chondrites that are presumed to be chemically the most primitive meteorites with a solar-like composition. However, Ryugu samples are highly enriched in Ca compared to typical CI chondrites. To identify the cause of this discrepancy, here we report stable Ca isotopic data (expressed as delta 44/40CaSRM915a) for returned Ryugu samples collected from two sites. We found that samples from both sites have similar delta 44/40CaSRM915a (0.58 +/- 0.03 parts per thousand and 0.55 +/- 0.08 parts per thousand, 2 s.d.) that fall within the range defined by CIs. This isotopic similarity suggests that the Ca budget of CIs and Ryugu samples is dominated by carbonates, and the variably higher Ca contents in Ryugu samples are due to the abundant carbonates. Precipitation of carbonates on Ryugu likely coincided with a major episode of aqueous activity dated to have occurred similar to 5 Myr after Solar System formation. Based on the pristine Ryugu samples, the average delta 44/40CaSRM915a of the Solar System is defined to be 0.57 +/- 0.04 parts per thousand (2 s.d.).",
keywords = "REFRACTORY INCLUSIONS, ELEMENT ABUNDANCES, MODAL MINERALOGY, FRACTIONATION, CHONDRITES, EARTH, CI, METEORITES",
author = "F. Moynier and W. Dai and T. Yokoyama and Y. Hu and M. Paquet and Y. Abe and J. Aleon and Alexander, {C. M. O'D.} and S. Amari and Y. Amelin and K.-I. Bajo and M. Bizzarro and A. Bouvier and Carlson, {R. W.} and M. Chaussidon and B.-G. Choi and N. Dauphas and Davis, {A. M.} and {Di Rocco}, T. and W. Fujiya and R. Fukai and I. Gautam and Haba, {M. K.} and Y. Hibiya and H. Hidaka and H. Homma and P. Hoppe and Huss, {G. R.} and K. Ichida and T. Iizuka and Ireland, {T. R.} and A. Ishikawa and M. Ito and S. Itoh and N. Kawasaki and Kita, {N. T.} and K. Kitajima and T. Kleine and S. Komatani and Krot, {A. N.} and M.-C. Liu and Y. Masuda and McKeegan, {K. D.} and M. Morita and K. Motomura and I. Nakai and K. Nagashima and D. Nesvorny and A. Nguyen and L. Nittler and M. Onose and A. Pack and C. Park and L. Piani and L. Qin and Russell, {S. S.} and N. Sakamoto and M. Sch{\"o}nb{\"a}chler and L. Tafla and H. Tang and K. Terada and Y. Terada and T. Usui and S. Wada and M. Wadhwa and Walker, {R. J.} and K. Yamashita and Q.-Z. Yin and S. Yoneda and Young, {E. D.} and H. Yui and A.-C. Zhang and T. Nakamura and H. Naraoka and T. Noguchi and R. Okazaki and K. Sakamoto and H. Yabuta and M. Abe and A. Miyazaki and A. Nakato and M. Nishimura and T. Okada and T. Yada and K. Yogata and S. Nakazawa and T. Saiki and S. Tanaka and F. Terui and Y. Tsuda and S.-I. Watanabe and M. Yoshikawa and S. Tachibana and H. Yurimoto",
year = "2022",
doi = "10.7185/geochemlet.2238",
language = "English",
volume = "24",
pages = "1--6",
journal = "Geochemical Perspectives Letters",
issn = "2410-3403",
publisher = "European Association of Geochemistry",

}

RIS

TY - JOUR

T1 - The Solar System calcium isotopic composition inferred from Ryugu samples

AU - Moynier, F.

AU - Dai, W.

AU - Yokoyama, T.

AU - Hu, Y.

AU - Paquet, M.

AU - Abe, Y.

AU - Aleon, J.

AU - Alexander, C. M. O'D.

AU - Amari, S.

AU - Amelin, Y.

AU - Bajo, K.-I.

AU - Bizzarro, M.

AU - Bouvier, A.

AU - Carlson, R. W.

AU - Chaussidon, M.

AU - Choi, B.-G.

AU - Dauphas, N.

AU - Davis, A. M.

AU - Di Rocco, T.

AU - Fujiya, W.

AU - Fukai, R.

AU - Gautam, I.

AU - Haba, M. K.

AU - Hibiya, Y.

AU - Hidaka, H.

AU - Homma, H.

AU - Hoppe, P.

AU - Huss, G. R.

AU - Ichida, K.

AU - Iizuka, T.

AU - Ireland, T. R.

AU - Ishikawa, A.

AU - Ito, M.

AU - Itoh, S.

AU - Kawasaki, N.

AU - Kita, N. T.

AU - Kitajima, K.

AU - Kleine, T.

AU - Komatani, S.

AU - Krot, A. N.

AU - Liu, M.-C.

AU - Masuda, Y.

AU - McKeegan, K. D.

AU - Morita, M.

AU - Motomura, K.

AU - Nakai, I.

AU - Nagashima, K.

AU - Nesvorny, D.

AU - Nguyen, A.

AU - Nittler, L.

AU - Onose, M.

AU - Pack, A.

AU - Park, C.

AU - Piani, L.

AU - Qin, L.

AU - Russell, S. S.

AU - Sakamoto, N.

AU - Schönbächler, M.

AU - Tafla, L.

AU - Tang, H.

AU - Terada, K.

AU - Terada, Y.

AU - Usui, T.

AU - Wada, S.

AU - Wadhwa, M.

AU - Walker, R. J.

AU - Yamashita, K.

AU - Yin, Q.-Z.

AU - Yoneda, S.

AU - Young, E. D.

AU - Yui, H.

AU - Zhang, A.-C.

AU - Nakamura, T.

AU - Naraoka, H.

AU - Noguchi, T.

AU - Okazaki, R.

AU - Sakamoto, K.

AU - Yabuta, H.

AU - Abe, M.

AU - Miyazaki, A.

AU - Nakato, A.

AU - Nishimura, M.

AU - Okada, T.

AU - Yada, T.

AU - Yogata, K.

AU - Nakazawa, S.

AU - Saiki, T.

AU - Tanaka, S.

AU - Terui, F.

AU - Tsuda, Y.

AU - Watanabe, S.-I.

AU - Yoshikawa, M.

AU - Tachibana, S.

AU - Yurimoto, H.

PY - 2022

Y1 - 2022

N2 - CO CV CM CI Ryugu A Ryugu C 0.0 0.5 1.0 1.5 44/40CaSRM915a (age corrected) The Hayabusa2 spacecraft has returned samples from the Cb-type asteroid (162173) Ryugu to Earth. Previous petrological and chemical analyses support a close link between Ryugu and CI chondrites that are presumed to be chemically the most primitive meteorites with a solar-like composition. However, Ryugu samples are highly enriched in Ca compared to typical CI chondrites. To identify the cause of this discrepancy, here we report stable Ca isotopic data (expressed as delta 44/40CaSRM915a) for returned Ryugu samples collected from two sites. We found that samples from both sites have similar delta 44/40CaSRM915a (0.58 +/- 0.03 parts per thousand and 0.55 +/- 0.08 parts per thousand, 2 s.d.) that fall within the range defined by CIs. This isotopic similarity suggests that the Ca budget of CIs and Ryugu samples is dominated by carbonates, and the variably higher Ca contents in Ryugu samples are due to the abundant carbonates. Precipitation of carbonates on Ryugu likely coincided with a major episode of aqueous activity dated to have occurred similar to 5 Myr after Solar System formation. Based on the pristine Ryugu samples, the average delta 44/40CaSRM915a of the Solar System is defined to be 0.57 +/- 0.04 parts per thousand (2 s.d.).

AB - CO CV CM CI Ryugu A Ryugu C 0.0 0.5 1.0 1.5 44/40CaSRM915a (age corrected) The Hayabusa2 spacecraft has returned samples from the Cb-type asteroid (162173) Ryugu to Earth. Previous petrological and chemical analyses support a close link between Ryugu and CI chondrites that are presumed to be chemically the most primitive meteorites with a solar-like composition. However, Ryugu samples are highly enriched in Ca compared to typical CI chondrites. To identify the cause of this discrepancy, here we report stable Ca isotopic data (expressed as delta 44/40CaSRM915a) for returned Ryugu samples collected from two sites. We found that samples from both sites have similar delta 44/40CaSRM915a (0.58 +/- 0.03 parts per thousand and 0.55 +/- 0.08 parts per thousand, 2 s.d.) that fall within the range defined by CIs. This isotopic similarity suggests that the Ca budget of CIs and Ryugu samples is dominated by carbonates, and the variably higher Ca contents in Ryugu samples are due to the abundant carbonates. Precipitation of carbonates on Ryugu likely coincided with a major episode of aqueous activity dated to have occurred similar to 5 Myr after Solar System formation. Based on the pristine Ryugu samples, the average delta 44/40CaSRM915a of the Solar System is defined to be 0.57 +/- 0.04 parts per thousand (2 s.d.).

KW - REFRACTORY INCLUSIONS

KW - ELEMENT ABUNDANCES

KW - MODAL MINERALOGY

KW - FRACTIONATION

KW - CHONDRITES

KW - EARTH

KW - CI

KW - METEORITES

U2 - 10.7185/geochemlet.2238

DO - 10.7185/geochemlet.2238

M3 - Journal article

VL - 24

SP - 1

EP - 6

JO - Geochemical Perspectives Letters

JF - Geochemical Perspectives Letters

SN - 2410-3403

ER -

ID: 325825958