SEISMIC REFLECTION
SEISMIC REFLECTION PROFILING USES ARTIFICAL SOURCES TO GENERATE SEISMIC WAVES
THAT BOUNCE OFF BOUNDARIES BETWEEN DIFFERENT TYPES OF ROCK. THE REFLECTIONS RECORDED ARE PLOTTED AS LINES ON A SEISMIC SECTION THAT SHOWS FEATURES LIKE FAULTS, FOLDS AND LITHOLOGIC BOUNDARIES.THE TIMES OF THE REFLECTIONS GIVE THE DEPTH OF THE REFLECTING STRUCTURES
(Press & Siever)
SEISMIC REFLECTION IS THE PRINCIPAL METHOD BY WHICH THE OIL INDUSTRY EXPLORES FOR OIL- AND NATURAL GAS- TRAPPING STRUCTURES IN SEDIMENTARY BASINS AND IS ALSO USED FOR DETAILED STUDIES OF THE DEEP CRUST