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This dataset represents geology compiled for the upper Animas River Watershed near Silverton, Colorado. The source data used are derived from 1:24,000, 1:20,000, 1:48,000 and 1:250,000-scale geologic maps by geologists who have worked in this area since the early 1960's.
Additional Publication Details
USGS Numbered Series
Generalized geologic map of part of the upper Animas River watershed and vicinity, Silverton, Colorado