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National Geologic Map Database
Geologic Unit: Mount Hope
Map showing publication footprint
  • Usage in publication:
    • Mount Hope beds
  • Modifications:
    • Named
  • Dominant lithology:
    • Limestone
    • Shale
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Nickles, J.M., 1902, The geology of Cincinnati [Ohio]: Cincinnati Society of Natural History Journal, v. 20, no. 2, p. 49-100.


Summary:

Mount Hope or AMPLEXOPORA SEPTOSA beds described as heavy, rather irregularly bedded limestone interbedded with shales. Thickness 50 ft. Overlies Upper Utica or DEKAYELLA ULRICHI beds; underlies Fairmount or DEKAYIA ASPERA beds. [Lower member of Fairview formation according to Wilmarth (1938, US geologic names lexicon, USGS Bull. 896); reference not given.] Age is Late Ordovician.

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


Map showing publication footprint
  • Usage in publication:
    • Mount Hope formation
  • Modifications:
    • Revised
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Patton, J.B., Perry, T.G., and Wayne, W.J., 1953, Ordovician stratigraphy and the physiography of part of southeastern Indiana: Indiana Geological Survey Field Conference Guidebook, no. 6, 29 p.


Summary:

Pl. 1. Mount Hope formation of Maysville group. Shown on generalized stratigraphic column of Ordovician and Silurian rocks exposed in Jefferson and Switzerland Counties, [eastern] Indiana (J.J. Galloway, J.B. Patton, and T.G. Perry, compilers, April 1953). Consists of blue, soft, calcareous shale; contains a few thin beds of limestone. Thickness 25 to 45 feet. Is basal formation of Maysville group; underlies Fairmount formation. Overlies McMicken formation of Eden group. Fossils [listed]. Age is Late Ordovician (Cincinnatian).

Source: Publication; US geologic names lexicon (USGS Bull. 1200, p. 2631).


Map showing publication footprint
  • Usage in publication:
    • Mount Hope
  • Modifications:
    • Areal extent
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Peck, J.H., 1966, Upper Ordovician formations in the Maysville area, Kentucky, IN Contributions to stratigraphy, 1966: U.S. Geological Survey Bulletin, 1244-B, p. B1-B30.


Summary:

Mount Hope Shale Member of Fairview Formation not recognized in report area. Strata are here assigned to the Kope Formation and name Mount Hope is not used in KY.

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


Map showing publication footprint
  • Usage in publication:
    • Mount Hope Member
  • Modifications:
    • Overview
  • AAPG geologic province:
    • Cincinnati arch
Publication:

Velbel, D.B., 1985, Ichnologic, taphonomic, and sedimentologic clues to the deposition of Cincinnatian shales (Upper Ordovician), Ohio, U.S.A., IN Curran, H.A., Biogenic structures; their use in interpreting depositional environments: Society of Economic Paleontologists and Mineralogists Special Publication, Symposium, Denver, CO, June, 1980, no. 35, p. 299-307.


Summary:

Stratigraphic column illustrates continued use in southwestern OH of Mount Hope Member of Fairview Formation. Overlies McMicken Member of Latonia Formation and underlies Fairmount Member of Fairview. Age is Late Ordovician (Cincinnatian).

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


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 does not conform with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005). This may be explained within brackets ([ ]).