Newark Supergroup; Conglomerate, mixed clasts (VATRc;0)

State	Virginia
Name	Newark Supergroup; Conglomerate, mixed clasts
Geologic age	Upper Triassic
Original map label	TRc
Comments	Newark Supergroup; Mesozoic Basins. Paper map and digital map have differernt labels: paper map does not have TR prefix, but the digital source has TR as part of the label. From expanded explanation (ref. VA002): Conglomerate, mixed clasts. Rounded to subangular pebbles, cobbles, and boulders of mixed lithologies including quartz, phyllite, quartzite, gneiss, schist, greenstone, and marble in a matrix of medium- to very-coarse-grained, reddish-brown to gray, locally arkosic, sandstone.
Primary rock type	conglomerate
Secondary rock type
Other rock types
Lithologic constituents	Major Sedimentary > Clastic > ConglomerateConglomerate, mixed clasts
Map references	Digital Representation of the 1993 Geologic Map of Virginia", 2003, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, viewing software not included. This is a digital version of "Geologic Map of Virginia" published in 1993. Available from: https://www.dmme.virginia.gov/commerce/ [https://www.dmme.virginia.gov/commerce/]
Unit references	Virginia Division of Mineral Resources, 1993, Geologic Map of Virginia: Virginia Division of Mineral Resources, scale 1:500,000 Digital Representation of the 1993 Geologic Map of Virginia - expanded explanation: 2003, Commonwealth of Virginia, Department of Mines, Minerals, and Energy, Divsion of Mineral Resources, Publication 147, 85 pp Digital Representation of the 1993 Geologic Map of Virginia", 2003, CD ROM (ISO-9660) contains image file, expanded explanation in pdf, and ESRI shapefiles, viewing software not included. This is a digital version of "Geologic Map of Virginia" published in 1993. Available from: https://www.dmme.virginia.gov/commerce/ [https://www.dmme.virginia.gov/commerce/]
Geographic coverage	Albemarle - Amelia - Appomattox - Campbell - Caroline - Charlotte - Chesterfield - Dinwiddie - Fairfax - Fauquier - Halifax - Hanover - Henry - Loudoun - Madison - Orange - Pittsylvania - Prince William - Danville - Manassas