Newark Supergroup; Jurassic Conglomerate

Rounded pebbles, cobbles, and boulders of quartz, gneiss, schist, basalt, minor greenstone, and marble in a matrix of medium- to very-coarse-grained, reddish-brown to light-gray sandstone. Occurs only in the Culpeper basin.
State Virginia
Name Newark Supergroup; Jurassic Conglomerate
Geologic age Lower Jurassic
Lithologic constituents
Major
Sedimentary > Clastic > Conglomerate
Comments Mesozoic Basins
References

Virginia Division of Mineral Resources, 1993, Geologic Map of Virginia: Virginia Division of Mineral Resources, scale 1:500,000.

Virginia Division of Mineral Resources, 2003, Digital Representation of the 1993 Geologic Map of Virginia, Publication 174, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, scale 1:500,000.

NGMDB product
Counties Fauquier - Prince William