1. Geochemistry and stratigraphic relations of Middle Proterozoic rocks of the New Jersey Highlands Author/Creator: Volkert, Richard A., author Publication/Creation: Washington : United States Government Printing Office ; Reston, Va. : U.S. Geological Survey, 1999 Resource Type: Book Access & Availability: Loading
2. Geochemistry and stratigraphic relations of Middle Proterozoic rocks of the New Jersey Highlands Author/Creator: Volkert, Richard A. Publication/Creation: Reston, Va. : U.S. Geological Survey ; Denver, CO : For sale by USGS Information Services, 1999 Resource Type: Book Access & Availability: Loading
3. Late Proterozoic diabase dikes of the New Jersey Highlands : a remnant of Iapetan rifting in the north-central Appalachians Author/Creator: Volkert, Richard A., author Publication/Creation: Washington : United States Government Printing Office, 1995 Resource Type: Book Access & Availability: Loading
4. Late Proterozoic diabase dikes of the New Jersey Highlands : a remnant of Iapetan rifting in the north-central Appalachians Author/Creator: Volkert, Richard A. Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : For sale by U.S. Geological Survey, Information Services, 1995 Resource Type: Book Access & Availability: Loading
5. Bedrock geologic map of the Washington quadrangle, Warren, Hunterdon, and Morris counties, New Jersey Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey, 1994 Resource Type: Map Access & Availability: Loading
6. Bedrock geologic map of the Tranquility quadrangle, Warren, Sussex, and Morris counties, New Jersey Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
7. Bedrock geologic map of the Newton East quadrangle, Sussex County, New Jersey Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
8. Bedrock geologic map of the Branchville quadrangle, Sussex County, New Jersey Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
9. Bedrock geologic map of the Newton West quadrangle, Sussex and Warren counties, New Jersey Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading
10. Contributions to New Jersey geology Publication/Creation: Washington, DC : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading