Isotopic and Micro-Raman investigation of Interplanetary Dust Particles Collected during 2003 Earth passage through Comet Grigg-Skjellerup Dust Stream

Nittler, L. R.; Busemann, H. and Hoppe, P. (2006). Isotopic and Micro-Raman investigation of Interplanetary Dust Particles Collected during 2003 Earth passage through Comet Grigg-Skjellerup Dust Stream. In: 37th Lunar and Planetary Science Conference, 13-17 Mar 2006, Huston, Texas, USA.

URL: http://www.lpi.usra.edu/meetings/lpsc2006/pdf/2301...

Abstract

We report microscale H and N isotopic and Raman spectral data for IDPs collected in April 2003. The samples show extreme D and 15N enrichments carried by very primitive organic matter. A high abundance of D anomalies might indicate a cometary origin.

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