O'Leary Peak

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O'Leary Peak is an extinct Pleistocene lava dome volcano within the San Francisco volcanic field, north of Flagstaff, Arizona.[1] It is to the northwest of Sunset Crater. A fire tower was built at the top of the eastern peak, at an elevation of 8,916 feet (2,718 m). O'Leary's western summit is at 8,938 feet (2,724 m)

O'Leary Peak (center) from the Bonito Lava Flow, facing roughly north. Darton Dome is the lower peak on the right.
View of the San Francisco Peaks from O'Leary Lookout, 2009


References

Sample of andesite porphyry from summit of O'Leary peak
  1. ↑ Ulrich, G.E., Billingsley, G.H., Hereford, Richard, Wolfe, E.W., Nealey, L.D. and Sutton, R.L., 1984, Map showing geology, structure, and uranium deposits of the Flagstaff 1 degrees x 2 degrees quadrangle, Arizona: U.S. Geological Survey, Miscellaneous Investigations Series Map I-1446, scale 1:250000.

External links


35°24′05″N 111°31′36″W / 35.40139°N 111.52667°W / 35.40139; -111.52667 (O'Leary Peak)

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