Figure F6. 3.5-kHz precision depth recorder (PDR) seismic record. Two distinct reflectors are seen at 13 and 38 ms. The deeper reflector corresponds to the basalt basement. The shallow one is not as clear, but it may be a layer of porous radiolarians.

Figure F6. 3.5-kHz precision depth recorder (PDR) seismic record. Two distinct reflectors are seen at 13 and 38 ms. The deeper reflector corresponds to the basalt basement. The shallow one is not as clear, but it may be a layer of porous radiolarians.