DMM05531 is an abandoned SHALE mine circa <1979 to 1984. The mine name is . DMM Permit (if applicable): The location is Rockingham, Briery Branch Quadrangle. The Mineral Resources of Virgina number (if appplicable) is: MRV189A_307 . This item was recorded as part of the USGS NGGDPP deliverable for 2019-2020. The author is Division of Mineral Mining.