re: LIBS and Mars exploration
You know about ChemCam, right?
" "ChemCam: Laser Induced Remote Sensing for Chemistry and Micro-Imaging," Roger Wiens, Los Alamos National Laboratory, Los Alamos, N.M. ChemCam would ablate surface coatings from materials at standoff distances of up to 10 meters and measure elemental composition of underlying rocks and soils."
http://www.nuclearspace.com/a_2009_Rover.htm
Doug
