Postern Mountain
Feature Type:Mountain - Mass of land prominently elevated above the surrounding terrain, bounded by steep slopes and rising to a summit and/or peaks.
Status: Official
Name Authority: BC Geographical Names Office
Relative Location: Head of Geikie Creek, SE side Mount Robson Provincial Park, Cariboo Land District
Latitude-Longitude: 52°41'15"N, 118°21'44"W at the approximate centre of this feature.
Datum: WGS84
NTS Map: 83D/9
Related Maps:
Origin Notes and History:

Adopted 17 January 1951 on Jasper Park (north) map, as labelled on BC-Alberta boundary sheet 28, 1921.

Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office

A continuation of the 'fortification' naming theme established with nearby massifs (Gateway, Portcullis, Casemate, Turret, etc.) Postern is from the Middle English "posterne", meaning a back door or gate, or an alternate entrance or way.

Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office