UNCONSOLIDATED_GAMMA_LOGS_IGS_IN.shp shows the locations of the Indiana Geological Survey's gamma-logs that were taken from 1978 to 2005. This shapefile includes information concerning locations and depths of gamma-logs. This data set is a subset of the gamma-log database of the Indiana Geological Survey (IGS). The data included in this shapefile represents data that has both a location and a paper record. The logs displayed in this shapefile include only Indiana locations.