Devils Tower National Monument

Selected References

Darton, N. H., 1899, Jurassic formations of the Black Hills of South Dakota: Geological Society of America Bulletin, v. 10, p. 383-396.

DeWitt, E., Redden, J. A., Buscher, D., and Wilson, A. B., 1989, Geologic Map of the Black Hills area, South Dakota and Wyoming: U.S. Geological Survey Miscellaneous Investigations Series Map I-1910. Scale 1-250,000.

Dutton, C. E. amd Schwartz, G. M., 1936, Notes on the jointing of the Devils Tower, Wyoming: The Journal of Geology, v. 44, no. 6, p.717-728.

Halvorson, D. L., 1980, Geology and petrology of the Devils Tower, Missouri Buttes, and Barlow Canyon area, Crook County Wyoming: Grand Forks, University of North Dakota, Ph.D. thesis, 218 p.

Karner, F. R. and Halvorson, D. L., 1987, The Devils Tower, Bear Lodge Mountain, Cenozoic igneous complex, northeastern Wyoming: in Rocky Mountain Section of the Geological Society of America, Bues, S. S., editor, Boulder, Colorado: Geological Society of America, Centennial Field Guide v. 2, p. 161-164.

Lageson, D. R. and Spearing, D. R., 1988, Roadside Geology of Wyoming: Missoula, Montana: Mountain Press Publishing Company, 271 p.

NPS, 2008, Devils Tower National Monument, Geologic Resource Evaluation Report: National Park Service Natural Resource Program Center, Natural Resource Report NPS/NRPC/GRD/NRR-2008/046, 39 p. Available on-line at:

Robinson, C.S., 1956, Geology of Devils Tower National Monument, Wyoming: U.S. Geological Survey Bulletin 1021-I, p. 289-302.

Trimble, D.E., 1980, The Geologic Story of the Great Plains: U.S. Geological Survey Bulletin 1493, 55 p. Available on-line at:

Vigil, J., Howell, D., Pike, D., Jewel, E., and Kalman, N., 2002, Physiographic regions: A Tapestry of Time and Terrain, The Union of Two Maps - Geology and Topography: U.S. Geological Survey website. Available on-line at:
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Last modified: 11/29/2010