The word stone in the local Temne language is "Sar," and thus befits the area where the iron ore was found. Thus, the town's initial name was "Ro-Sar" meaning the place where the stones are found.
The term "stone" in the local Temne language is "Sar", which corresponds to the location of the iron ore discovery, leading to the town's inaugural name being "Ro-Sar", meaning "the site of stones".