adjacent to glacier nunatak The exposed summit of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier. The term is typically used in areas where a permanent ice mass is present. ENVO mountain summit "peak" in the definition is understood as a synonym of mount, rather than of summit. Nunataks may also refer to areas of ridges. The definition and placement of this class may need to be revised. nunatak ENVO:00000181 TGN:21495 peak envoPolar Geonames:T.NTKS nunataks FTT:80 FTT:648 FTT:757 Geonames:T.NTK https://en.wikipedia.org/wiki/Nunatak glacier feature peak