Immature Carbonaceous Matter in CONCORDIA Antarctic Micrometeorites

E. Dobrica (1) , C. Engrand (1) , Eric Quirico (2) , Gilles Montagnac (3) , J. Duprat (1)

1 CSNSM - Centre de Spectrométrie Nucléaire et de Spectrométrie de Masse
2 LPG - Laboratoire de Planétologie de Grenoble
3 LST - Laboratoire de Sciences de la Terre

Raman spectroscopy of Antarctic micrometeorites reveals abundant and highly disorganized carbonaceous matter in all types of unmelted to partially melted particles. The cyanide functional group was found in an ultracarbonaceous micrometeorite.

E. Dobrica, C. Engrand, Eric Quirico, Gilles Montagnac, J. Duprat. Immature Carbonaceous Matter in CONCORDIA Antarctic Micrometeorites. 40th Lunar and Planetary Science Conference, Mar 2009, The Woodlands, Texas, United States. pp.1688. ⟨insu-00363366⟩