Usage:
Christianstead Gneiss of Wilmington Complex (DE)
Geologic age:
Late Cambrian to Early Ordovician
Type section, locality, area and/or origin of name:
Type section: at the corner of Hidden Valley Road and Haywood Court in the community of Christianstead, Lat. 39 deg. 41 min. 42 sec. N., Long. 75 deg. 46 min. 58 sec. W., Newark West 7.5-min quadrangle, New Castle Co., DE. Authors state that the original outcrops are no longer present, many boulders of this unit are preserved in the landscaping in this community. Origin of name not stated by authors, but probably named from community of Christianstead (Plank and others, 2000).
AAPG geologic province:
Atlantic Coast basin
Piedmont-Blue Ridge province
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 ([ ]).