10. Molecular Biogeochemistry of Cretaceous Black Shales from the Demerara Rise: Preliminary Shipboard Results from Sites 1257 and 1258, Leg 207

ABSTRACT

INTRODUCTION

ANALYTICAL METHODS

Extraction

Elemental Sulfur Removal with Activated Copper

Extract Fractionation

Gas Chromatography-Mass Selective Detector Analysis

RESULTS

BIOMARKERS

INTERPRETATION AND APPLICATION

IMPLICATIONS FOR BLACK SHALE GENESIS ON THE DEMERARA RISE

SUMMARY

ACKNOWLEDGMENTS

REFERENCES

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