High Quality Content by WIKIPEDIA articles! USS Carmita (IX-152) was a Trefoil-class concrete barge - a supply ship made of concrete - during World War II. Considered an unclassified miscellaneous vessel, she was acquired and placed in service on 11 May 1944. The IX-152 was the second ship of the United States Navy to have the name Carmita and was named for the first Carmita, a schooner captured during the American Civil War. The IX-152 was originally known as Slate. She was attached to Service Force, Pacific Fleet, until 25 September 1946 when she was stricken from the Naval Vessel Register.