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National Geologic Map Database
Map showing publication footprint
  • Usage in publication:
    • Cunningham granite*
  • Modifications:
    • Named
  • Dominant lithology:
    • Granite
  • AAPG geologic province:
    • Piedmont-Blue Ridge province
Publication:

Hewett, D.F., and Crickmay, G.W., 1937, The warm springs of Georgia, their geologic relations and origin; a summary report: U.S. Geological Survey Water-Supply Paper, 819, 40 p.


Summary:

Cunningham granite named for Cunningham Crossroads, Talbot Co., western GA. Unit is commonly massive coarse-grained rock, dark in color, in contrast to other igneous and metamorphic rocks of the region. Boundaries locally cut across lamination of Woodland gneiss (new) and the Cunningham is believed to be intrusive into the Woodland. Age is Precambrian.

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


Map showing publication footprint
  • Usage in publication:
    • Cunningham Granite*
  • Modifications:
    • Revised
    • Age modified
  • AAPG geologic province:
    • Piedmont-Blue Ridge province
Publication:

Higgins, M.W., Atkins, R.L., Crawford, T.J., Crawford, R.F., III, Brooks, Rebekah, and Cook, R.B., Jr., 1988, The structure, stratigraphy, tectonostratigraphy, and evolution of the southernmost part of the Appalachian Orogen, Georgia and Alabama: U.S. Geological Survey Professional Paper, 1475, 173 p., (incl. geologic map, scale 1:500,000)


Summary:

The Cunningham Granite is assigned to the Grenville basement Wacoochee Complex in the Pine Mountain anticlinorium in the Bill Arp thrust sheet in central and west-central GA. Age is Middle Proterozoic.

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 usage by the U.S. Geological Survey. Other usages by state geological surveys.

"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 ([ ]).