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The Delaware Geological Survey

Geologic and hydrologic research and exploration for Delaware

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DGS Publications

Title Authors Publication Date
GM20 Geologic Map of the Millsboro and Whaleysville Quadrangles, Delaware Ramsey, K.W., Tomlinson, J.L. Apr 2014
GM19 Geologic Map of the Frankford and Selbyville Quadrangles, Delaware Tomlinson, J.L., Ramsey, K.W., Andres, A.S. Dec 2013
GM18 Geologic Map of the Bethany Beach and Assawoman Bay Quadrangles, Delaware Ramsey, K.W., Tomlinson, J.L. Dec 2012
GM17 Geologic Map of the Harbeson Quadrangle, Delaware Ramsey, K.W., Tomlinson, J.L. Jun 2011
GM16 Geologic Map of the Fairmount and Rehoboth Beach Quadrangles, Delaware Ramsey, K.W. Mar 2011
RI76 Stratigraphy, Correlation, and Depositional Environments of the Middle to Late Pleistocene Interglacial Deposits of Southern Delaware Ramsey, K.W. May 2010
GM14 Geologic Map of Kent County, Delaware Ramsey, K.W. Oct 2007
GM13 Geologic Map of New Castle County, Delaware Ramsey, K.W. Sep 2005
GM12 Geology of the Lewes and Cape Henlopen Quadrangles, Delaware Ramsey, K.W. Sep 2003
GM11 Geology of the Ellendale and Milton Quadrangles, Delaware Ramsey, K.W. Jan 2001
RI55 Geology of the Milford and Mispillion River Quadrangles Ramsey, K.W., Groot, J.J. Jul 1997
GM 8 Geology of the Milford and Mispillion River Quadrangles, Delaware Ramsey, K.W. Jun 1993

The Geology of Delaware

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DGS Annual ReportDGS Annual Report of Programs and Activities.

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Title and abstract

Authors

  • Andres, A.S.
  • (-) Groot, J.J.
  • He, C.
  • (-) Ramsey, K.W.
  • Tomlinson, J.L.

Publication Type

  • Geologic Map
  • Report of Investigation

Geologic Units

  • alluvial deposits
  • alluvium and swamp deposits
  • Ardentown Granitic Suite
  • Baltimore Gneiss
  • Barley Mill Gneiss
  • barrier washover deposits
  • beach deposits
  • Beaverdam Formation
  • Bethany Formation
  • Brandywine Blue Gneiss
  • Bridgeton Formation
  • Bringhurst Gabbro
  • Bryn Mawr Formation
  • Calvert Formation
  • Carolina Bay deposits
  • Chesapeake Group
  • Choptank Formation
  • Christianstead Gneiss
  • Cockeysville Marble
  • Columbia Formation
  • Cypress Swamp Formation
  • Delaware Bay Group
  • dredge disposal deposits
  • dune deposits
  • dune washovers
  • Englishtown Formation
  • Faulkland Gneiss
  • fill
  • finger shoal deposits
  • Hornerstown Formation
  • Iron Hill Gabbro
  • Ironshire Formation
  • Kent Island Formation
  • lagoon deposits
  • (-) Lynch Heights Formation
  • Magothy Formation
  • Manasquan Formation
  • Manokin aquifer
  • Manokin formation
  • marine deposits
  • Marshalltown Formation
  • marsh and tidal deposits
  • marsh deposits
  • Merchantville Formation
  • Metapyroxenite and metagabbro (undifferentiated)
  • Mill Creek Metagabbro
  • modified land
  • Mount Laurel Formation
  • Navesink Formation
  • nearshore deposits
  • Old College Formation
  • Omar Formation
  • Pegmatite
  • Perkins Run Gabbronorite Suite
  • Piney Point Formation
  • Potomac Formation
  • Rockford Park Gneiss
  • Scotts Corners Formation
  • Serpentinite
  • Setters Formation
  • Shark River Formation
  • sheet sand deposits
  • shoreline deposits
  • Sinepuxent Formation
  • spit deposits
  • St. Marys Formation
  • swamp deposits
  • Turtle Branch Formation
  • undrained depression deposits
  • upland deposits
  • Vincentown Formation
  • Wilmington Complex
  • Wissahickon Formation

Geology Keywords

  • aquifer
  • (-) carolina bays
  • clay
  • (-) coastal geology
  • (-) deposits
  • fossils
  • fresh-water marsh
  • geology
  • geomorphology
  • gravel
  • groundwater
  • hydrogeology
  • offshore
  • palynology
  • (-) rocks
  • sand
  • sand resources
  • sea level
  • sea level rise
  • (-) sediments
  • (-) silt
  • stratigraphy
  • subsurface
  • surficial geology
  • topography
  • undrained depressions
  • (-) wetlands

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Phone: 302-831-2833 | Fax: 302-831-3579 | Email: delgeosurvey@udel.edu

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