sed_rad

 PI:              Bob Anderson
 of:              Lamont-Doherty Earth Observatory
 dataset:         Radionuclides from sediment cores
 project/cruise:  AESOPS/NBP98-2 Ross Sea Benthic Processes Cruise
 ship:            R/V Nathaniel B. Palmer

 Methodology

  Parameter      Description                                   Units

  event          event number from event log
  sta            station number from event log
  lat            latitude, minus value means South             decimal degrees
  lon            longitude, minus value means West             decimal degrees
  core_type      type of coring instrument used,
                   where GC = gravity core
                   where PC = piston core
  depth_w        water depth                                   meters
  depth_core     depth in core, mid-point of interval          centimeters
                   sampled
  depth_core_sd  depth in core, standard deviation             centimeters
  U238           uranium-238                                   dpm/gram
  U238_err       uranium-238 error, plus/minus one sigma       dpm/gram
  Th232          thorium-232                                   dpm/gram
  Th232_err      thorium-232 error, plus/minus one sigma       dpm/gram
  Th230          thorium-230                                   dpm/gram
  Th230_err      thorium-230 error, plus/minus one sigma       dpm/gram
  Pa231          protactinium-231                              dpm/gram
  Pa231_err      protactinium-231 error, plus/minus one sigma  dpm/gram
  Be10           beryllium-10                                  atoms/gram
  Be10_err       beryllium-10 error, plus/minus one sigma      atoms/gram
  Ba             barium                                        ppm
  CaCO3          calcium carbonate                             percent
  opal           opal                                          percent
  C_org          organic carbon                                percent