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Geologic Unit: Barton
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Map showing publication footprint
  • Usage in publication:
    • Barton limestone
  • Modifications:
    • Original reference
  • Dominant lithology:
    • Limestone
  • AAPG geologic province:
    • Appalachian basin (Eastern Overthrust area)
Publication:

Swartz, C.K., Price, W.A., and Bassler, Harvey, 1919, Coal measures of Maryland: Geological Society of America Bulletin, v. 30, no. 4, p. 567-596.


Summary:

Pg. 573. Barton limestone. Underlies Barton coal and overlies Upper Grafton sandstone; all included in Conemaugh formation. [Age is Pennsylvanian.]
[Notable exposures in Allegany and Garrett Cos., western MD.]

Source: US geologic names lexicon (USGS Bull. 896, p. 121).


Map showing publication footprint
  • Usage in publication:
    • Barton limestone
  • Modifications:
    • Areal extent
  • Dominant lithology:
    • Limestone
  • AAPG geologic province:
    • Appalachian basin (Eastern Overthrust area)
Publication:

Swartz, C.K., 1922, Distribution and stratigraphy of the Coal Measures of Maryland; Correlation of the Coal Measures of Maryland; The coal basins of Maryland, IN Swartz, C.K., and others, Second report on the coals of Maryland: Maryland Geological Survey [Report], v. 11, pt. 1, p. 35-126.


Summary:

Pg. 115. Gave thickness of Barton limestone in Castleman basin as 5 feet and in Georges Creek basin as 1 foot.

Source: US geologic names lexicon (USGS Bull. 896, p. 121).


Map showing publication footprint
  • Usage in publication:
    • Barton limestone
  • Modifications:
    • Areal extent
  • AAPG geologic province:
    • Appalachian basin (Eastern Overthrust area)
Publication:

Hickok, W.O., IV, and Moyer, F.T., 1940, Geology and mineral resources of Fayette County, Pennsylvania: Pennsylvania Geological Survey County Report, 4th series, no. 26, 530 p.


Summary:

Pg. 96-97. In Fayette County, southwestern Pennsylvania, Barton limestone occurs 8 feet below Barton coal, which is separated from overlying Morgantown sandstone by 12 feet of black shale. Limestone is 3 feet thick, dark gray, knobby, and impure. Directly overlies Birmingham red shale. [Age is Pennsylvanian.]

Source: US geologic names lexicon (USGS Bull. 1200, p. 225-226).


Map showing publication footprint
  • Usage in publication:
    • Barton limestone
  • Modifications:
    • Areal extent
  • AAPG geologic province:
    • Appalachian basin (Eastern Overthrust area)
Publication:

Dutcher, R.R., Mansfield, S.P., Davis, Alan, Middleton, B.D., and Benedict, L.G., 1959, The Pennsylvanian of western Pennsylvania; coal bed descriptions: Geological Society of America [Guidebook for Field Trips], 72nd annual meeting, Pittsburgh, PA, November 2-4, 1959, no. 2, p. __, (incl. geologic map)


Summary:

Pg. 69 (fig. 4). Barton limestone shown on generalized columnar section for Pennsylvanian of western Pennsylvania. Above upper Grafton sandstone and below Barton (Elk Lick) coal. Conemaugh series.

Source: US geologic names lexicon (USGS Bull. 1200, p. 225-226).


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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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