Dimple Formation (TXPAd;0)

State	Texas
Name	Dimple Formation
Geologic age	Phanerozoic \| Paleozoic \| Carboniferous Pennsylvanian-Early
Original map label	IPd
Comments	Mostly granular, somehwhat sandy, cherty, gray, moderately thick beds; other beds aphanitic, very bituminous; to the east, much shale in upper and lower parts; thickness 300-1,000 ft. around the Marathon area, Brewster and Pecos Counties.
Primary rock type	limestone
Secondary rock type	shale
Other rock types
Lithologic constituents	Major Sedimentary > Carbonate > Limestone (Bed) Minor Sedimentary > Clastic > Mudstone > Shale (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, 1982, Fort Stockton Sheet, Geologic Atlas of Texas, University of Texas at Austin, scale 1:250,000.
Geographic coverage	Brewster - Pecos - Presidio