Science Advances

Supplementary Materials

The PDF file includes:

  • Fig. S1. Photograph of the sample holder after loading all samples but the <15-μm fraction of MDP-1.
  • Fig. S2. Impact and correction of neutron flux fluctuation biasing the determined average neutron fluence.
  • Table S2. Comparison of R values based on literature data cited in the main text and this study.
  • Table S3. Irradiation details of LICORNE irradiations.

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Other Supplementary Material for this manuscript includes the following:

  • Table S1 (Microsoft Excel format). Results of noble gas mass spectrometric analysis of geological age standards, K-rich glass and CaF2.

Files in this Data Supplement: