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Blossom Sand

Blossom Sand
StateTexas
NameBlossom Sand
Geologic agePhanerozoic | Mesozoic | Cretaceous-Late [Gulfian]
Original map labelKbl
CommentsQuartz sand grading west to clay. Sand, v. fine grained to fine grained, calcar, glauconitic, ferruginous, calcar concretions and septaria, thin clay interbeds, brown. Clay, silty, calcareous, interbeds of silt; marine megafossils scarce. Thickness 20 ft. feathers out west in Fannin Co.
Primary rock typesand
Secondary rock typeclay or mud
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Glauconitic)
Minor
Sedimentary > Clastic > Mixed-clastic > Siltstone-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, 1967, Sherman Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, scale 1:250,000.
Geographic coverageFannin - Lamar - Red River

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URL: http://mrdata.usgs.gov/geology/state/sgmc-unit.php?unit=TXKbl;0
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