Rossville Pit (Baltimore Brick Company; Rosedale Pit), Baltimore Co., Maryland, USA
Latitude & Longitude (WGS84): | 39° 19' 23'' North , 76° 31' 1'' West |
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Latitude & Longitude (decimal): | 39.32306,-76.51694 |
Köppen climate type: | Cfa : Humid subtropical climate |
Commodities (Major) - Clay
Development Status: Producer
Mineral List
Regional Geology
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
Cretaceous 66 - 145 Ma ID: 3027286 | Potomac Group, including Raritan and Patapsco Formations, Arundel Clay, and Patuxent Formation Age: Cretaceous (66 - 145 Ma) Stratigraphic Name: Potomac Group Description: Potomac Group - Interbedded quartzose gravels; protoquartzitic to orthoquartzitic argillaceous sands; and white, dark gray, and multicolored silts and clays; thickness 0 to 800 feet. Includes Raritan and Patapsco Formations - Gray, brown, and red variegated silts and clays; lenticular, cross-bedded, argillaceous, subrounded sands; minor gravels; thickness 0 to 400 feet; Arundel Clay - Dark gray and maroon lignitic clays; abundant siderite concretions; present only in Baltimore-Washington area; thickness 0 to 100 feet; and Patuxent Formation - White or light gray to orange-brown, moderately sorted, cross-bedded, argillaceous, angular sands and subrounded quartz gravels; silts and clays subordinate, predominantly pale gray; thickness 0 to 250 feet. Lithology: Major:{sand}, Minor:{gravel,silt,clay} Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License
References
RCF & CMS lists 10/81.