|Latitude & Longitude (WGS84):||39° 34' North , 77° 0' West|
|Latitude & Longitude (decimal):||39.56667,-77.00000|
|Köppen climate type:||Cfa : Humid subtropical climate|
A marble quarry in Wakefield Marble (late Precambrian) located near Westminster. Features white with gray-brown, mauve & pink zones). Owned by Genstar Stone Co.
7 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
|Cambrian - Neoproterozoic|
485.4 - 1000 Ma
|Precambrian-Phanerozoic sedimentary and volcanic rocks|
Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. 
541 - 2500 Ma
|Sams Creek Metabasalt|
Age: Proterozoic (541 - 2500 Ma)
Stratigraphic Name: Sams Creek Metabasalt
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.