Argon thermochronological data on detrital mineral grains from the Weddell Sea embayment

This dataset contains 40Ar/39Ar measurements on detrital mineral grains from: 1. till in modern moraines at the edges of the Institute, Foundation, Academy, Recovery, and the Slessor glaciers / ice streams; 2. Subglacial till and proximal glacimarine sediment from nine sediment cores along the front of the Filchner and Ronne Ice Shelves; and 3. ice-rafted detritus from sediment core PS1575-1 in the NW Weddell Sea.