| Locality | Latitude | Longitude | Distance | Bearing |
|---|
| Marriottsville Quarry, Hernwood, Baltimore County, Maryland, USA | 39° 22' 27" N | 76° 52' 3" W | 0.0km (0.0 miles) | |
| Marriottsville flagstone Quarries, Baltimore County, Maryland, USA | 39° 22' 24" N | 76° 51' 48" W | 0.4km (0.2 miles) | |
| Jones' Quarry, Baltimore County, Maryland, USA | 39° 22' 22" N | 76° 51' 48" W | 0.4km (0.3 miles) | |
| August Sandusky Quarry, Baltimore County, Maryland, USA | 39° 22' 42" N | 76° 52' 4" W | 0.5km (0.3 miles) | |
| Patapsco Quarry (Patapsco Natural Stone Quarries Inc), Baltimore County, Maryland, USA | 39° 22' 37" N | 76° 51' 43" W | 0.6km (0.4 miles) | |
| Jones Quarry, Baltimore County, Maryland, USA | 39° 22' 2" N | 76° 52' 1" W | 0.8km (0.5 miles) | |
| Hamilton Quarries, Baltimore County, Maryland, USA | 39° 21' 41" N | 76° 51' 44" W | 1.5km (0.9 miles) | |
| Oursler Quarry, Carroll County, Maryland, USA | 39° 21' 50" N | 76° 53' 39" W | 2.6km (1.6 miles) | |
| Poole Farm Quarries, Baltimore County, Maryland, USA | 39° 21' 2" N | 76° 52' 14" W | 2.6km (1.6 miles) | |
| Weetenkamp Quarry (Tunnel Mine), Carroll County, Maryland, USA | 39° 21' 20" N | 76° 53' 56" W | 3.4km (2.1 miles) | |
| John Wallen Quarry, Henryton, Carroll County, Maryland, USA | 39° 21' 29" N | 76° 54' 10" W | 3.5km (2.2 miles) | |
| Patterson Quarries, Baltimore County, Maryland, USA | 39° 20' 28" N | 76° 52' 12" W | 3.7km (2.3 miles) | |
| East Marriottsville Quarry, Howard County, Maryland, USA | 39° 21' 2" N | 76° 53' 53" W | 3.7km (2.3 miles) | |
| Waltersville Quarry (Branch Quarry), Granite (Waltersville), Baltimore County, Maryland, USA | 39° 20' 30" N | 76° 51' 20" W | 3.8km (2.3 miles) | |
| Warfield Quarry, Howard County, Maryland, USA | 39° 21' 3" N | 76° 54' 0" W | 3.8km (2.4 miles) | |
| Marriottsville Talc Quarries, Carroll County, Maryland, USA | 39° 22' 1" N | 76° 54' 42" W | 3.9km (2.4 miles) | |
| Devries Quarry No. 1, Henryton, Carroll County, Maryland, USA | 39° 21' 24" N | 76° 54' 24" W | 3.9km (2.4 miles) | |
| Albert Sandusky Quarries, Howard County, Maryland, USA | 39° 21' 8" N | 76° 54' 11" W | 3.9km (2.4 miles) | |
| Weller's Quarry, Granite (Waltersville), Baltimore County, Maryland, USA | 39° 20' 30" N | 76° 50' 59" W | 3.9km (2.4 miles) | |
| Baltimore Feldspar Company Quarries (1), Howard County, Maryland, USA | 39° 20' 22" N | 76° 52' 44" W | 4.0km (2.5 miles) | |
| U. F. Peach Quarries, Baltimore County, Maryland, USA | 39° 20' 24" N | 76° 51' 15" W | 4.0km (2.5 miles) | |
| South Marriottsville Quarry, Howard County, Maryland, USA | 39° 20' 57" N | 76° 54' 5" W | 4.0km (2.5 miles) | |
| Piccirilli Quarry, Howard County, Maryland, USA | 39° 20' 53" N | 76° 54' 0" W | 4.0km (2.5 miles) | |
| Offutt Quarry, Baltimore County, Maryland, USA | 39° 21' 6" N | 76° 49' 50" W | 4.0km (2.5 miles) | |
| Old Triplett Placer, Baltimore County, Maryland, USA | 39° 24' 34" N | 76° 51' 7" W | 4.2km (2.6 miles) | |
| Devries Quarry No. 2, Henryton, Carroll County, Maryland, USA | 39° 21' 20" N | 76° 54' 34" W | 4.2km (2.6 miles) | |
| Zepp Quarry, Howard County, Maryland, USA | 39° 20' 44" N | 76° 54' 11" W | 4.4km (2.7 miles) | |
| Devries Quarry No. 3, Henryton, Carroll County, Maryland, USA | 39° 21' 10" N | 76° 54' 39" W | 4.4km (2.8 miles) | |
| Patapsco Quarry, Howard County, Maryland, USA | 39° 20' 38" N | 76° 54' 9" W | 4.5km (2.8 miles) | |
| Henryton Pegmatite prospect, Henryton, Carroll County, Maryland, USA | 39° 21' 6" N | 76° 54' 43" W | 4.6km (2.8 miles) | |
Minerals recorded nearby (within 4.6 km)
Rock types recorded nearby (within 4.6 km)
Entries shown in red are rocks recorded for this region.
Marriottsville Quarry, Hernwood, Baltimore County, Maryland, USA