Continuous bedrock core from about 50 sites across CT. Stored in 1100 boxes. This collection has been rescued three times since its formation in the late 1980's. Formerly administrative responsibility was shared between the University of Connecticut Dept. of Geology and Geophysics (now disbanded) and the Dept. of Environmental Protection, Geological and Natural History Survey. The State Survey now houses the collection and is the sole administrator.
Collection of CT Geologic GIS data in GeMS format, Developed with support from the NGGDPP and the CT DEEP, State Geological Survey. Includes geodatabases and associated PDF format Quadrangle Reports and Open File maps.
Connecticut Geological Survey possesses several collections of unpublished geological maps,cross- sections, and related information. These collections are archived as part of the Survey Library Collection.
Connecticut maintains a collection of geological hand samples available for educations purposes.
Rock cuttings from the Moodus Deep drill hole in Colchester, CT Moodus Deep Drill Hole cuttings
Library collection of 34 out-of-print Biennial Reports of the Commissioners of the State Geological and Natural History Survey to the Governor and State Legislature of Connecticut. These historic reports chronicle the legacy and evolution of the State Geological and Natural History Survey of Connecticut from its inception in 1903 until it became an entity of the state environmental agency in 1971. This collection include 682 pages of text, 18 figures, 9 plates, and 2 map sheets. These reports are valuable to science historians, academic scholars, geoscience professionals, and public policy experts. A related Connecticut Survey Library collection contains associated historic correspondence. Although most of the...
Collection includes historical geological state bedrock compilation maps managed by the Connecticut Geological Survey. Please contact the Connecticut Geological Survey to discuss access to the collection.