gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.3.43 Organic Geochemical Investigations on Sediments Deposited Under Low Oxygen Conditions of the Northeastern Arabian Sea and Chile Margin: A Comparison Schubert C. J. Max Planck Institute for Marine Microbiology, D-28359 Bremen, Germany Villanueva J. Calvert S. E. Earth and Ocean Sciences, University of British Columbia, Vancouver, B.C., Canada V6T 1Z4 Berner U. Bundesanstalt für Geowissenschaften und Rohstoffe, D-30631 Hannover, Germany 1998 62A 3 1355 1355 Copyright © 1998, The Mineralogical Society 1998