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Mineral Resources On-Line Spatial Data

Newport Group - Newport Neck Formation

Newport Group - Newport Neck Formation - Sequences of gray, green, and maroon graded rocks, ranging from fine-grained feldspathic granule-conglomerate to maroon slate.
StateRhode Island
NameNewport Group - Newport Neck Formation
Geologic ageLate Proterozoic? or older?
Original map labelZnnn
CommentsPart of Esmond-Dedham Subterrane (East Bay Area)
Primary rock typeconglomerate
Secondary rock typeslate
Other rock types
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > SlateSequences of gray, green, and maroon graded rocks, ranging from fine-grained feldspathic granule-conglomerate to maroon slate.
Sedimentary > Clastic > Mixed-clastic > Conglomerate-mudstoneSequences of gray, green, and maroon graded rocks, ranging from fine-grained feldspathic granule-conglomerate to maroon slate.
Map references
Hermes, O.D., Gromet, L.P., Murray, D.P., Hamidzada, N.A., 1994, Geologic Map of Rhode Island, file name = bedrock_shp.zip (870kb) obtained from Rhode Island Geographic Information System, http://www.edc.uri.edu/rigis-spf/Statewide/state.html#geology , shapefile or interchange file, scale 1/100,000.
Unit references
Hermes, O.D. (comp.), Gromet, L.P. (comp.), Murray, D.P. (comp.), Hamidzada, N.A., Skehan, J.W., and Mosher, S., 1994, Bedrock geologic map of Rhode Island: Rhode Island Map Series No. 1, Kingston, Rhode Island, scale 1: 100,000.
Geographic coverageNewport

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