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Map showing publication footprint
  • Usage in publication:
    • Oak Orchard
  • Modifications:
    • Not used
  • AAPG geologic province:
    • Appalachian basin
Publication:

Tepper, D.H., Goodman, W.M., Gross, M.R., Kappel, W.M., and Yager, R.M., 1990, Stratigraphy, structure, and hydrogeology of the Lockport Group; Niagara Falls area, New York, IN Lash, G.G., ed., Western New York and Ontario; field trip guidebook: New York State Geological Association Guidebook, 62nd annual meeting, Fredonia, NY, no. 62, p. Sun B1-B23.


Summary:

The term Guelph Dolomite of Lockport Group as used by Brett and others (in press) in the Niagara region constitutes what has previously been termed the upper part of the Oak Orchard Dolomite. The Guelph overlies the Eramosa Dolomite of the Lockport Group.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Oak Orchard†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Appalachian basin
Publication:

Brett, C.E., Goodman, W.M., LoDuca, S.T., and Lehmann, D.F., 1994, Ordovician and Silurian strata in the Genesee Valley area sequences, cycles, and facies, IN Brett, C.E., and Scatterday, James, eds., Field trip guidebook: New York State Geological Association Guidebook, 66th annual meeting, Rochester, NY, no. 66, p. 381-439.


Summary:

Authors states, "Oak Orchard must be abandoned and substituted by the names Eramosa and Guelph because of miscorrelation of strata across the United States-Canada border and the fact that none of the strata previously designated as Oak Orchard are actually exposed along Oak Orchard Creek."

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Oak Orchard†
  • Modifications:
    • Abandoned
  • AAPG geologic province:
    • Appalachian basin
Publication:

Brett, C.E., Tepper, D.H., Goodman, W.M., LoDuca, S.T., and Eckert, Bea-Yeh, 1995, Revised stratigraphy and correlations of the Niagaran Provincial Series (Medina, Clinton, and Lockport Groups) in the type area of western New York: U.S. Geological Survey Bulletin, 2086, 66 p., Prepared in cooperation with EPA and Univ. Rochester, Dept. Earth Environ. Sci


Summary:

Proposed abandonment of the Oak Orchard because unit is similar to Eramosa Dolomite and allows uniformity of nomenclature and stratigraphy with interval in Ontario, CAN.

Source: GNU records (USGS DDS-6; Reston GNULEX).


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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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