We report U-Pb zircon geochronology results for one metavolcanic and one metaplutonic rock sample from the Mount Hayes A-6 Quadrangle of central Alaska. These samples are...

This 1:50,000 scale geologic map describes the distribution of unconsolidated deposits, identifies local geologic hazards, and provides information about the depositional...

This report and it's accompanying analytical data present uranium-lead (U-Pb) detrital zircon dates for the Paveloff Siltstone Member of the Chinitna Formation and the lower...

U-Pb analyses were performed on igneous rocks from the Ray Mountains area of west-central Alaska. These new age analyses will allow us to better evaluate the geochronology of...

This dataset is a compilation of fault (shear displacement) features throughout West Virginia, provided by the West Virginia Geological and Economic Survey (WVGES), published as...

Interactive maps and downloadable data for regional and global Geology, Geochemistry, Geophysics, and Mineral Resources. --USGS Users may browse by topics such as geologic...

This resource contains data on active faults in California that are believed to be sources of M>6 earthquakes during the Quaternary (the past 1,600,000 years). This resource...