Assertion: mercator projection's property | /r/HasProperty | unique
Facets:
Source sentences:
text: Although the Mercator projection is still used commonly for navigation, due to its unique properties, cartographers[who?] agree that it is not suited to general reference world maps due to its distortion of land area.
text: It became the standard map projection for navigation because of its unique property of representing any course of constant bearing as a straight segment.