Geologic Cross Section of the Boulder Area
Excerpted from "Boulder, A Sight to Behold: Guidebook" (1976) by Donald D. Runnells,
modified by Sheila Murphy.
Graphics adapted from Runnells by Erica J. Keefe.

Simplified and generalized cross section east-west across the Boulder area. The thicknesses are not to scale, and the vertical scale is exagerated for emphasis.

Additional Geology Information

For more information about geology and mining in the Boulder area, see the BASIN bibliography.

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Last Page Update - Monday April 23, 2007