ABSTRACT

ACKNOWLEDGMENTS

LIST OF FIGURES

SECTION

     1. INTRODUCTION

     2. GEOLOGIC SETTING

          2.1. OVERVIEW

          2.2. STRATIGRAPHY

               2.2.1 Apparent Structural Dome

               2.2.2 Erosion or Collapse Basin

          2.3 ST. FRANCOIS MOUNTAINS

          2.4 STRUCTURAL FEATURES

               2.4.1 The Reelfoot Rift

               2.4.2 The 38th Parallel Lineament

          2.5 SUMMARY

     3. METHODS

          3.1 IMAGE PROCESSING

               3.1.1 Rectification

               3.1.2 Enhancement

          3.2 GEOLOGICAL METHODS

               3.2.1 Map Analyses

               3.2.2 Petrologic and Field Studies

     4. RESULTS

          4.1 IMAGE PROCESSING

          4.2 GEOLOGY

               4.2.1 Map Analyses

               4.2.2 Petrologic and Field Studies

     5. DISCUSSION

          5.1 IMAGE PROCESSING

          5.2 GEOLOGY

               5.2.1 Chance Morphological Feature and/or Unknown Cause

               5.2.2 Structural Dome

               5.2.3 Impact (or Cryptoexplosive) Structure

               5.2.4 Erosion or Collapse Basin

               5.2.5 Fracture Pattern

               5.2.6 Intrusive Pluton

     6. CONCLUSIONS

APPENDIX - CORE AND THIN SECTION DESCRIPTIONS FOR CORE NOS. 4 AND 6

BIBLIOGRAPHY