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National Geologic Map Database
Geologic Unit: Spiller
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Map showing publication footprint
  • Usage in publication:
    • Spiller Member
  • Modifications:
    • Areal extent
  • AAPG geologic province:
    • Gulf Coast basin
    • East Texas basin
Publication:

Barnes, V.E. (project director), 1970, Geologic atlas of Texas, Waco sheet: University of Texas-Austin, Bureau of Economic Geology Geologic Atlas of Texas, 1 sheet, [9 p.], scale 1:250,000, Lloyd William Stephenson memorial edition


Summary:

Spiller Member of Cook Mountain Formation. Sand, argillaceous, carbonaceous. Thickness about 80 feet. Lies above Landrum Member and below Mount Tabor Member, both of Cook Mountain. Age is Eocene.
Not separately mapped. (Cook Mountain [undivided] mapped in southeastern corner of map sheet in Madison and Leon Cos., eastern TX.)

Source: Publication.


For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.

Asterisk (*) indicates published by U.S. Geological Survey authors.

"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).

Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).

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