|Name||Shuttle Meadow Formation|
|Geologic age||Lower Jurassic|
Sedimentary > Clastic > Mudstone > Shalesilty shale
Sedimentary > Clastic > Sandstone (Arkosic)fine-grained silty sandstone, coarser and more arkosic to east and south
Sedimentary > Clastic > Siltstone (Calcareous)siltstone, calcareous siltstone
Sedimentary > Clastic > Conglomerate (Arkosic)Coarser and more arkosic to east and south, grading into conglomerate near the eastern border fault.
Sedimentary > Carbonate > LimestoneIn the southern part of the State includes a layer, up to 5 m thick, of blue, commonly sandy, fine-grained limestone or dolomitic limestone.
|Comments||Part of Central Lowlands; Newark Terrane - Hartford and Pomperaug Mesozoic Basins. Part of Newark Supergroup (Upper Triassic and Lower Jurassic). Part of ""Meriden Formation"" of Krynine (1950) (Lower Jurassic); CT005.|
Rodgers, John, compiler, 1985, Bedrock Geological Map of Connecticut: Connecticut Geological and Natural History Survey, Hartford, Connecticut, 2 sheets, scale 1:125,000.
Krynine, P.D., 1950, Petrology, stratigraphy, and origin of the Triassic sedimentary rocks of Connecticut: Conn. Geol. Nat. History Survey Bull. 73, 239 p.
|Counties||Hartford - Litchfield - Middlesex - New Haven|