Science Advances

Supplementary Materials

The PDF file includes:

  • Supplementary Text
  • Fig. S1. Δ′26Mg evolution models for three major classes of chondritic meteorites.
  • Fig. S2. Aluminum blank correction models.
  • Fig. S3. The empirically derived terrestrial oxygen isotope fractionation line.
  • Fig. S4. Microexcavation of an RF.
  • Fig. S5. Magnesium isotope measurements of reference solutions.
  • Fig. S6. Measurements of samples using long measurement times.
  • Fig. S7. 27Al/24Mg measurements of the JP-1 reference material.
  • Fig. S8. A summary of false-color Kα x-ray maps of the 13 RFs analyzed in this study.
  • Fig. S9. Detailed scanning electron microscope image of RF C9 (Felix).
  • Fig. S10. Detailed scanning electron microscope image of RF C9a (NWA 4502).
  • Fig. S11. Detailed scanning electron microscope image of RFs C19a and C19b (NWA 4502).
  • Fig. S12. Detailed scanning electron microscope image of RF C39 (NWA 4502).
  • Fig. S13. Detailed scanning electron microscope image of RF C4 (NWA 4502).
  • Fig. S14. Detailed scanning electron microscope image of RF C18 (NWA 4502).
  • Fig. S15. Detailed scanning electron microscope image of RFs C1a, C1b, and C1c (NWA 4502).
  • Fig. S16. Detailed scanning electron microscope image of RF C21 (NWA 4502).
  • Fig. S17. Detailed scanning electron microscope image of RF C34 (NWA 4502).
  • Fig. S18. Detailed scanning electron microscope image of RF C6 (NWA 4502).
  • Legends for tables S1 to S3
  • References (49106)

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Other Supplementary Material for this manuscript includes the following:

  • Table S1 (Microsoft Excel format). A summary of the chemical composition and 27Al/24Mg of RFs measured in situ by EPMA and ex situ by inductively coupled plasma source mass spectrometry.
  • Table S2 (Microsoft Excel format). A summary of the oxygen isotope composition of RFs measured in situ by secondary ionization mass spectrometry.
  • Table S3 (Microsoft Excel format). A summary of the magnesium isotope composition of RFs measured ex situ by MC-ICP-MS and their associated Δ′26Mg0 model ages.

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