Lutz Chromite Placer, Baltimore Co., Maryland, USA
Latitude & Longitude (WGS84): | 39° 24' 36'' North , 76° 48' 46'' West |
---|---|
Latitude & Longitude (decimal): | 39.41000,-76.81278 |
Köppen climate type: | Cfa : Humid subtropical climate |
Commodities (Major) - Chromium
Development Status: Prospect
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
Proterozoic 541 - 2500 Ma ID: 3009292 | Wissahickon Formation; Lower Pelitic Schist Age: Proterozoic (541 - 2500 Ma) Stratigraphic Name: Wissahickon Formation Description: (Formerly mapped as oligoclase facies of Wissahickon Formation.) Medium- to coarse-grained biotite-oligoclase-muscovite-quartz schist with garnet, staurolite, and kyanite; fine- to medium-grained semipelitic schist; and fine-grained granular to weakly schistose psammitic granulite; psammitic beds increase upward; apparent thickness 5,500 feet or more. Lithology: Major:{biotite schist}, Minor:{granulite} 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