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Boracho and Finlay Limestones, undivided

Boracho and Finlay Limestones, undivided NOTE: This unit is represented within the map unit explanation of (Geol. Map of Texas, 1992, Bur. Econ. Geol.) but does not occur on the map and is NOT included in the spatial data.
StateTexas
NameBoracho and Finlay Limestones, undivided
Geologic agePhanerozoic | Mesozoic | Cretaceous-Early
Original map labelKhf
CommentsBaracho Limestone --(Van Horn-El Paso Sheet, 1968) Apache Mtns in SE Culberson Co., San Martine Limestone Member(above) thin to thick beds of argill. ls, thin interbeds of calcar shale, 230 ft; lower part (Levinson Ls Mbr) limestone, marl, shale, and locally near base-sandstone; thickness of formation 150+- ft. Finlay Limestone--Nodular and massive limestone with thin shaly partings. in Finlay Mtns 200 +-ft; Devil Ridge 600 ft; Kent area 15-40 ft.
Primary rock typelimestone
Secondary rock typeshale
Other rock typessandstone
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)
Minor
Sedimentary > Clastic > Mixed-clastic > Sandstone-Mudstone (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, 1968, Van Horn-El Paso Sheet, Geologic Atlas of Texas: Bureau of Economic Geology, The University of Texas at Austin, scale 1:250,000.

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