National Geologic Map Database
General Information
- Title: Gypsum Spring formation, northeastern Black Hills, Wyoming and South Dakota
- Author(s): Mapel, W.J., and Bergendahl, M.H.
- Publishing Organization: American Association of Petroleum Geologists
- Series and Number: Bulletin v. 40, no. 1 [p. 84-93]
- Publication Date: 1956
- Map Scale: 1:1,169,723
- Cross Section: Yes
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Geologic units referred to in Geolex
- This product is available, please note the publication series and number, and then contact:
- American Association of Petroleum Geologists
- P.O. Box 979
- Tulsa, OK 74101-0979
- Phone: 1-800-364-2274
- Fax: 1-918-560-2665
* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.