USS Lodestone (ADG-8) was a degaussing vessel of the United States Navy, named after the mineral lodestone. Originally planned as a patrol craft escort (PCE-876), she was laid down on 27 May 1943 by the Albina Engine & Machine Works of Portland, Oregon; launched 30 September 1943; reclassified YDG-8 on 23 December 1943; and commissioned 10 July 1944, Lt. Commander C. V. Schlaet in command.