mortar, a place in or near Jerusalem inhabited by silver merchants ( Zephaniah 1:11 ). It has been conjectured that it was the "Phoenician quarter" of the city, where the traders of that nation resided, after the Oriental custom.

These dictionary topics are from
M.G. Easton M.A., D.D., Illustrated Bible Dictionary, Third Edition,
published by Thomas Nelson, 1897. Public Domain, copy freely.