USGS - science for a changing world

Mineral Resources On-Line Spatial Data

Hathaway Formation

Hathaway Formation - Gray to black argillite and bedded radiolarian chert, with included blocks and fragments of chert, limestone, dolomite, sandstone and graywacke.
NameHathaway Formation
Geologic ageOrdovician
Original map labelOha
CommentsPart of Champlain and Vermont Valleys, Trenton Group
Primary rock typeargillite
Secondary rock typechert
Other rock typeslimestone; dolostone (dolomite); sandstone; graywacke
Lithologic constituents
Metamorphic > Metasedimentary > Metaclastic > Argillite
Sedimentary > Chemical > Chert (Bed)bedded radiolarian chert, with included blocks and fragments of chert
Sedimentary > Carbonate > Limestone (Bed)
Sedimentary > Carbonate > Dolostone (Bed)
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Sandstone > Graywacke (Bed)
Map references
Nicholson, S.W., Dicken, C.L., Horton, J.D., Foose, M.P., Mueller, J.A.L., and Hon, Rudi, 2006, Preliminary integrated geologic map databases for the United States: Connecticut, Maine, Massachusetts, New Hampshire, New Jersey, Rhode Island, and Vermont: U.S. Geological Survey Open-File Report 2006-1272.
Unit references
Doll, C.G., Cady, W.M., Thompson, J.B., Jr., and Billings, M.P., 1961, Centennial Geologic Map of Vermont: Vermont Geological Survey, Miscellaneous Map MISCMAP-01, scale 1:250,000.
CountiesChittenden - Franklin - Grand Isle

Show this information as [XML] - [JSON]

AccessibilityFOIAPrivacyPolicies and Notices logoU.S. Department of the Interior | U.S. Geological Survey
Page Contact Information: Peter Schweitzer