Upper Triassic and/or Lower Jurassic Marine Rocks (WATRJ;0)

State	Washington
Name	Upper Triassic and/or Lower Jurassic Marine Rocks
Geologic age	Cretaceous-Triassic
Original map label	TRJ
Primary rock type	conglomerate
Secondary rock type	arenite
Other rock types	graywacke; argillite
Lithologic constituents	Major Sedimentary > Clastic > Conglomerate (Bed)Includes metaconglomerate. Incidental Metamorphic > ArgilliteIncludes meta-argillite. Sedimentary > Clastic > Sandstone > Graywacke (Bed) Sedimentary > Clastic > Sandstone > Arenite (Bed)Includes metasandstone.
Map references	Huntting, M. T., Bennett, W. A. G., Livingston, V. E. Jr., Moen, W. S., 1961, Geologic Map of Washington: Washington Division of Mines and Geology, scale 1:500,000.
Unit references	Huntting, M. T., Bennett, W. A. G., Livingston, V. E. Jr., Moen, W. S., 1961, Geologic Map of Washington: Washington Division of Mines and Geology, scale 1:500,000. Dragonovich, J. D., Norman, D. K., Haugerud, R. A., Pringle, P. T., 1997, Geologic Map and Interpreted Geologic History of the Kendall and Deming 7.5-minute Quadrangles, Western Whatcom County, Washington: Washington Division of Geology and Earth Resources Open File Report 97-2, 39 p., 2 pls. Dragovich, J. D., Logan, R. L., Schasse, H. W., Walsh, T. J., Lingley, W. S., Jr., Norman, D. K., Gerstel, W. J., Lapen, T. J., Schuster, J. E., Meyers, K. D., 2002, Geologic Map of Washington-Northwest Quadrant: Washington Division of Geology and Earth Resources Geologic Map GM-50, scale 1:250,000. Misch, P., 1966, Tectonic evolution of the northern Cascades of Washington--A west-cordilleran case history. In Canadian Institute of Mining and Metallurgy; and others, A symposium on the tectonic history and mineral deposits of the western Cordillera in British Columbia and neighboring parts of the United States, Vancouver, 1964: Canadian Institute of Mining and Metallurgy Special Volume 8, p. 101-148, 1 pl.
Geographic coverage	Whatcom