Scientific data near [39.72800,-75.93100]

Search area extends approximately 4.5 km east-west and 5.8 km north-south.

Geographic context

Counties, states, countries, continents, or oceans
Chestercounty
Pennsylvaniastate
United Statescountry
North Americacontinent
Landcontinent
Map quadrangles, from USGS or Canadian NTS
Bay Viewquadrangle 1:24,000 scale
Wilmingtonquadrangle 1:100,000 scale
Wilmingtonquadrangle 1:250,000 scale
Watershed boundaries (USGS hydrologic units)
Chester-Sassafrashydrologic unit
Upper Chesapeakehydrologic accounting unit
Upper Chesapeakehydrologic subregion
Mid Atlantichydrologic region

Geology of US states

Airborne geophysical surveys

Estimates of undiscovered mineral resources

The continental crust

National geochemical survey database

Geochemistry of water samples in the US from the NURE-HSSR database

Asbestos mines, prospects, and occurrences in the US

Mineral Resource Data System

An index to PGE-Ni-Cr deposits and occurrences in selected mineral-occurrence databases (web-accessible database)

Global assessment of undiscovered copper resources