DMM13059 is an abandoned IRON mine circa to . The mine name is Mt. Vernon Mine. DMM Permit (if applicable): The location is Rockingham, Grottoes Quadrangle. The Mineral Resources of Virgina number (if appplicable) is: MRV188D_902 . This item was recorded as part of the USGS NGGDPP deliverable for 2019-2020. The author is Division of Mineral Mining.