National Geologic Map Database
General Information
- Title: Depth of emplacement of James Run Formation pillow basalts, and the depth of deposition of part of the Wissahickon Formation, Appalachian Piedmont, Maryland
- Author(s): Higgins, M.W.
- Publishing Organization: American Journal of Science
- Series and Number: American Journal of Science v. 271, no. 4 [p. 321-332]
- Publication Date: 1971
- Map Scale: 1:480,000
- Cross Section: None
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Geologic units referred to in Geolex
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- American Journal of Science
- 217 Kline Geology Laboratory
- Yale University
- P O Box 208109
- New Haven CT 06520-8109
- Phone: (203) 432-3131
- Fax: (203) 432-5668
- Email: ajs@yale.edu
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