New Haven Arkose

Red, pink, and gray coarse-grained, locally conglomeratic, poorly sorted and indurated arkose, interbedded with brick-red micaceous, locally shaly siltstone and fine-grained feldspathic clayey sandstone.
State Connecticut
Name New Haven Arkose
Geologic age Upper Triassic; possibly Lower Jurassic at top
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone > ArkoseRed, pink, and gray coarse-grained, locally conglomeratic, poorly sorted and indurated arkose.
Minor
Sedimentary > Clastic > Siltstonelocally shaly siltstone
Sedimentary > Clastic > Conglomeratelocally conglomeratic
Sedimentary > Clastic > Sandstonefine-grained feldspathic clayey sandstone
Comments Part of Central Lowlands; Newark Terrane - Hartford and Pomperaug Mesozoic Basins; part of Newark Supergroup (Upper Triassic and Lower Jurassic).
References

Rodgers, John, compiler, 1985, Bedrock Geological Map of Connecticut: Connecticut Geological and Natural History Survey, Hartford, Connecticut, 2 sheets, scale 1:125,000.

NGMDB product
Counties Hartford - Litchfield - Middlesex - New Haven