Moler Quarry (United States Steel Corp.), Jefferson Co., West Virginia, USA
|Latitude & Longitude (WGS84):||39° 18' 9'' North , 77° 47' 48'' West|
|Latitude & Longitude (decimal):||39.30250,-77.79694|
|Köppen climate type:||Cfa : Humid subtropical climate|
QUARRY IS OPERATED BY UNITED STATES STEEL CORPORATION.
OPERATION INCLUDES A PLANT.
Commodities (Major) - Limestone - General
Deposit Type: Sedimentary
Development Status: Past Producer
Commodity ListThis is a list of exploitable or exploited mineral commodities recorded at this locality.
3 valid minerals.
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
485.4 - 541 Ma
Age: Cambrian (485.4 - 541 Ma)
Stratigraphic Name: Tomstown Dolomite
Description: Thick-bedded, blue-gray, aphanitic, saccharoidal, and splintery dolomite, weathering coffee-brown; some siliceous limestone and black chert. Contains commercial beds of white, pure, low-silica dolomite.
Comments: Thickness: Northeastern 1000 ft, Southeastern - Shady-Tomstown Dolomite 800 ft (estimate only).
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. 
513 - 541 Ma
Age: Cambrian (513 - 541 Ma)
Stratigraphic Name: Dargan Member
Reference: Davis, A.M., C.S. Southworth, J.E. Reddy, J.S. Schindler. Geologic Map Database of the Washington DC Area Featuring Data from Three 30 x 60 Minute Quadrangles: Frederick, Washington West, and Fredericksburg. U.S. Geological Survey Open-File Report 01-227.