Name StatusApproved: NZGB Antarctic CommitteeFeatureMountainNZ Gazette Reference2009 (77) p.1803DatumRSRGD2000GeoTag[1] PositionDescriptionA mountain, 2,250 m, just N of the confluence of Souchez and Bartlett Glaciers where it marks the S limit of Hays Mountains in the Queen Maud Mountains. Mapped by USGS from surveys and USN air photos, 1960-64. Named by US-ACAN for Lt. D.L. Dietz, USN, pilot on photographic flights during Operation Deep Freeze 1964 and 1965.