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Chapter 12 The dipmeter 169
12.1 Generalities 169
12.2 Dipmeter tools 170
12.3 Dipmeter processing 172
12.4 Processed log presentations 175
12.5 Dipmeter quality assessment 178
12.6 Dipmeter interpretation: the basic principles 180
12.7 Sedimentary dipmeter interpretation 18)
12.8 Structural dipmeter interpretation 190
12.9 Conclusion 198
Chapter 13 Imaging logs 199
13.1 Generalities 199
13.2 Electrical Imaging, the FMS and FMI 201
13.3 Electrical image interpretation, some generalities 204
13.4 Electrical image sedimentary interpretation,
some concepts and examples 208
13.5 Electrical image structural interpretation, some examples 212
13.6 Quantitative uses of electrical images 215
13.7 Acoustic imaging, the borehole televiewer 216
13.8 Acoustic imaging tool interpretation, generalities 220
13.9 Some examples of acoustic imaging tool interpretation 221
13.10 Quantitative interpretation of acoustic images 223
13.11 What next? 223
Chapter 14 Facies, sequences and depositional
environments from logs 226
14.1 Introduction 226
14.2 Facies 226
14.3 ‘Electrosequence Analysis’ — a tool for sedimentological
and stratigraphic interpretation 231
Chapter 15 Sequence stratigraphy and stratigraphy 239
15.1 Introduction 239
15.2 Well logs and high resolution siliciclastic sequence stratigraphy 239
15.3 Lithostratigraphy 253
15.4 Traditional correlation methods 255
15.5 Conclusions 260
Chapter 16 Concluding remarks 261
16.1 The book of revelations 261
16.2 Outcrop bound 261
16.3 Petrophysics is dead, long live petrophysics! 263
16.4 An image of the future 264
16.5 A rainforest of software 265
16.6 But is it geology? 266
Appendix 267
References 269
Index 278
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