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Mineral Resources On-Line Spatial Data

Simsboro Formation

Simsboro Formation
NameSimsboro Formation
Geologic agePhanerozoic | Cenozoic | Tertiary | Paleocene
Original map labelPAs
CommentsMostly sand, some mudstone, clay, and mudstone conglomerate. thickness as much as 300 ft.
Primary rock typesand
Secondary rock typemudstone
Other rock types
Lithologic constituents
Unconsolidated > Coarse-detrital > Sand (Bed)
Sedimentary > Clastic > Mudstone > Claystone (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, 1974, Austin Sheet, Geologic Atlas of Texas, University of Texas, Bureau of Economic Geology, scale 1:250,000.
CountiesBastrop - Falls - Freestone - Lee - Limestone - Milam - Robertson

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