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Bone Spring Formation

Bone Spring Formation
StateTexas
NameBone Spring Formation
Geologic agePhanerozoic | Paleozoic | Permian [Leonard]
Original map labelPbs
CommentsBassal dark limestone series in Guadalupe and Delaware Mountains, Culberson Co. TX. limestone, dolomite, sandstone, and shale. Mostly limestone, in part cherty, thin bedded, dk gray to black, marine megafossils scarse; some beds of siliceous shale and shaly limest.; a few thin beds of platy, fine-grained, calcareous, quartz sandst. Thickness 900-1,700 ft Near north end of Sierra Diablo and in Baylor mtns mostly limest. and dolomite, thick bedded massive, gray, abdt marine megafossils and fusulinids.
Primary rock typelimestone
Secondary rock typedolostone (dolomite)
Other rock typessandstone
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)
Minor
Sedimentary > Carbonate > Dolostone (Bed)
Incidental
Sedimentary > Clastic > Sandstone (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.
Blanchard, W.G., Jr., and Davis, M.J., 1929, Permian stratigraphy and structure of parts of southeastern New Mexico and southwestern Texas: American Association of Petroleum Geologist Bulletin, v. 13, pt. 2, p. 957-995.
Geographic coverageCulberson - Hudspeth

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