| Lat / long: | 39.45222, -76.46526 |
| Primary: | Feldspar |
| Operation type: | Surface |
| Development status: | Past Producer |
| MAS | 240050033 |
| DEP | 10267164 |
| Reference | {Deposit:: SINGEWALD, JR, J T, 1928, MD.G.S. VOL 12, PART 2, PP 111-112}{Deposit:: FOR LOCATION SEE MAP ATTACHED TO GILMORE QUARRY,BALT.CO.-LIS}{Deposit:: NO.20.}{Deposit:: PEARRE, NANCY C, 1961, USGS MIN INV RES MAP MR-12.} |
| Reporter | Eastern Field Operations Center (EFOC) |