U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database
Geologic Unit: Sylvania
Map showing publication footprint
  • Usage in publication:
    • Sylvania sandstone
  • Modifications:
    • Named
  • Dominant lithology:
    • Sandstone
  • AAPG geologic province:
    • Michigan basin
Publication:

Orton, Edward, 1888, The geology of Ohio considered in its relations to petroleum and natural gas, IN Report of the Geological Survey of Ohio; Economic geology: Ohio Division of Geological Survey Report of Progress, 2nd series, v. 6, p. 1-59.


Summary:

Named the Sylvania sandstone in northwestern OH and MI for Sylvania, Lucas Co., OH. Unit is extremely pure glass sand, 20 or more feet thick, in Lucas and Wood Cos., OH, and adjacent territory, also probably Monroe Co., MI. Occurs in midst of lower part of Helderberg or Waterlime. The Sylvania is of Devonian age.

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