Figure 9. Nanushuk Formation on south flank of Arc Mountain anticline at Nanushuk River, eastern Chandler Lake quadrangle. Lowland, tundra-covered core of anticline is underlain by mudstone of Torok Formation as shown in left-center of photograph. Marine sandstones of lower Nanushuk form resistant ridge on south flank of anticline; discontinuous ledges of dominantly nonmarine sandstone and conglomerate of upper Nanushuk are exposed to the right in axis of Arc Mountain syncline. View to east. Photograph by C.G. Mull.
PRINT/VIEW a high-quality PDF image
U.S. Department of the Interior, U.S. Geological Survey
Maintained by Eastern Publications Group
Last modified: 16:05:20 Thu 01 Dec 2016
Privacy statement | General disclaimer | Accessibility