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Image: Crested Butte geologic cross section USGS 1991

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Description: Geologic cross section of Crested Butte from SW to NE. Formations and deposits include: Qd, Quaternary debris slopes; Qm, Quaternary moraine deposits; Qr, Quaternary rock glaciers; Tp, Tertiary quartz monzonite porphyry and granodiorite porphyry (igneous intrusives); Km, Kmf, and Kml, Mancos Shale; Kd, Dakota Sandstone; and Jm, Morrison Formation.
Title: Crested Butte geologic cross section USGS 1991
Credit: Geologic map of the Gothic quadrangle, Gunnison County, Colorado. Geologic Quadrangle Map GQ-1689. 1991. Washington, DC: U.S. Geological Survey
Author: Gaskill, D.L., Mutschler, F.E., Kramer, J.H., Thomas, J.A., and Zahony, S.G.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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