|Latitude & Longitude (WGS84):||40° 48' 11'' North , 76° 57' 50'' West|
|Latitude & Longitude (decimal):||40.80306,-76.96389|
|Köppen climate type:||Dfa : Hot-summer humid continental climate|
Small inactive phosphate quarry. (one of the several Appalachean phosphate deposits along the Susquehanna valley).
Phosphate deposits occur in the shriver member of the Lower Devonian Old Port Formation, composed almost entirely of chert. (similar to the Ross Farm, W.L. Newman Property to the south in Juniata Co.)
6 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
252.17 - 541 Ma
|Paleozoic sedimentary rocks|
Age: Paleozoic (252.17 - 541 Ma)
Lithology: Sedimentary 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. 
419.2 - 443.8 Ma
|Wills Creek Formation|
Age: Silurian (419.2 - 443.8 Ma)
Stratigraphic Name: Wills Creek Formation
Description: Variegated gray, grayish-red, yellowish-gray and greenish-gray, interbedded calcareous shale, siltstone, shaly limestone, and dolomite; passes into Bloomsburg Formation in the southeast; not present east of Harrisburg.
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.