| Lat / long: | 38.72142, -76.693 |
| Primary: | Stone, Crushed/Broken |
| Secondary: | Diatomite, Clay |
| Ore: | Glauconite, Marl |
| Operation type: | Unknown |
| Deposit type: | Sedimentary |
| Production size: | Yes |
| Development status: | Producer |
| Host type: | Clay, Mud |
| Tectonic: | Platform Deposits |
| MRDS | W000882 |
| DEP | 10067980 |
| Reference | {Deposit:: EDGERTON, C.D., 1969, USBM. MIN. YEARBOOK, V. 3, P. 369-375}{Deposit:: EDWARDS, J. JR., 1966, MD. GEOL. SURV., I.C. 3, P. 18} |
| Reporter | Wright, Nancy A. |