Name StatusApproved: NZGB Antarctic CommitteeFeatureLakeNZ Gazette Reference2009 (77) p.1803DatumRSRGD2000GeoTag[1] PositionDescriptionA small lake (1000m x 450m) in the northern foothills between Boulderclay Glacier and Gerlache Inlet; altitude 174m; permanent ice covering, located 5km E of Mt Abbott and 3.5km SW of Terra Nova Bay Station. Feature discovered and named by Trevor Chinn during the GANOVEX IV Expedition (1982). Descriptively named for the enigmatic area of sediment on the ice of the lake centre.