Ocean Drilling Program Leg 191 Preliminary Report West Pacific ION Project/Hammer Drill Engineering This publication is available in HTML and Acrobat PDF formats. HTML is intended for on-line viewing only. Use the PDF file to generate a printed version or to view higher resolution graphics. TABLE OF CONTENTS Title Page Publisher's Notes and Disclaimer Shipboard Participants Scientific Report Abstract Introduction Background Borehole Seismic Observatories Tectonic Setting Sedimentary Setting Leg Objectives Systems Overview NEREID-191 Borehole Seismic Observatory Hard Rock Reentry System Operations Coring in Holes 1179A to 1179D Drilling Operations for Borehole Instrumentation Deployment: Hole 1179E Installation of the Seismic Observatory Transit to Site 1180 Sites 1180-1181: HRRS Tests Site 1179 Scientific Results Sedimentary Lithology Igneous Petrology Biostratigraphy Paleomagnetism Physical Properties Downhole Logging Microbiology References Table 1 Table 2 Figure Captions Date posted: 2 November 2000 To receive the complete electronic copy of this report, download: Acrobat PDF file - 14.4 Mb (text and figures) If you would rather download portions of the report, the text and figures have been split into several files: Acrobat PDF file - 178 K (text, tables and figure captions) Acrobat PDF file - 6 Mb (Figs. 1-8) Acrobat PDF file - 4.6 Mb (Figs. 9-15) Acrobat PDF file - 3.5 Mb (Figs. 16-22) You need Adobe Acrobat Reader (available for free) to open and print the PDF file. For comments or additional information write us at: Publication Services Feedback Preliminary Report | ODP Publications | ODP Science Operator