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Geologic Unit: Waldrip
Map showing publication footprint
  • Usage in publication:
    • Waldrip-Cisco series
  • Modifications:
    • Overview
  • Dominant lithology:
    • Clay
    • Shale
    • Limestone
    • Coal
  • AAPG geologic province:
    • Bend arch
    • Fort Worth syncline
Publication:

Dumble, E.T., 1890, Report of the State Geologist [Texas], IN Dumble, E.T., First annual report of the Geological Survey of Texas, 1889: Geological Survey of Texas Annual Report, v. 1, p. xvii-lxxv. [Available online from the University of Texas-Austin library: http://www.lib.utexas.edu/books/dumble/]


Summary:

Pl. 3, p. lxvii. Waldrip-Cisco series. [=Waldrip division of Tarr (1890) and Cisco division of Cummins (1891).] Alternating clays, shales, fire clays, and limestones, with coal seams. Coal seams exposed from Waldrip, along Colorado River, to Montague County; more sulphurous in places. Overlies Brownwood-Ranger series and underlies Coleman-Albany series. Study area in central basin, approximately from Colorado River north to Red River, north-central Texas. Age is Carboniferous (Coal Measures).

Source: US geologic names lexicon (USGS Bull. 896, p. 2264); supplemental information from GNU records (USGS DDS-6; Denver GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Waldrip division
  • Modifications:
    • Principal reference
  • Dominant lithology:
    • Sandstone
    • Conglomerate
    • Clay
    • Shale
    • Limestone
  • AAPG geologic province:
    • Bend arch
Publication:

Tarr, R.S., 1890, Preliminary report on the coal fields of the Colorado River [Texas], IN Dumble, E.T., First annual report of the Geological Survey of Texas, 1889: Geological Survey of Texas Annual Report, v. 1, p. 200-216. [Available online from the University of Texas-Austin library: http://www.lib.utexas.edu/books/dumble/]


Summary:

Pg. 207-210. Waldrip coal division. Alternating clays, shales, sandstones, and limestones, 300 feet thick, with basal sandstone 100 to 500 feet thick. Overlies Brownwood division and underlies Coleman division. Age is Pennsylvanian.
[Named from Waldrip, McCulloch Co., Colorado River region, central TX.]

Source: US geologic names lexicon (USGS Bull. 896, p. 2264).


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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