Hydrogen Content in Chondrules of CM Chondrites: Influence of Aqueous Alteration or Preaccretional Heritage?

S. Azevedo-Vannson, Remusat L., Piani L., Pont S., Roskosz M.

52nd Lunar and Planetary Science Conference (2021), Abstract #1867


“Ion probe reveals high H content in NAMs of chondrules in Paris and Aguas Zarcas CM chondrites. D/H, H, and FeO concentrations appear correlated. This may relate to preaccretionnary formation processes or aqueous alteration on the parent body.”