Admiral and Coleman Junction Formations, undivided (TXPaj;0)

State	Texas
Name	Admiral and Coleman Junction Formations, undivided
Geologic age	Phanerozoic \| Paleozoic \| Permian [Wolfcamp]
Original map label	Paj
Comments	Mudstone, shale, sandstone, and limestone. mostly mudstone and shale. thickness of map unit about 230-290 ft
Primary rock type	mudstone
Secondary rock type	shale
Other rock types	sandstone; limestone
Lithologic constituents	Major Sedimentary > Clastic > Mixed-clastic > Siltstone-Mudstone (Bed) Incidental Sedimentary > Carbonate > Limestone (Bed)
Map references	Bureau of Economic Geology, 1992, Geologic Map of Texas: University of Texas at Austin, Virgil E. Barnes, project supervisor, Hartmann, B.M. and Scranton, D.F., cartography, scale 1:500,000
Unit references	Bureau of Economic Geology, 1987, Wichita Falls-Lawton Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, scale 1:250,000.
Geographic coverage	Archer - Baylor - Throckmorton - Young