Billingsley, G.H., Goodwin, G., Nagorsen, S.E., Erdman, M.E., and Sherba, J.T., 2019, Geologic and related photographs of the Grand Canyon region (1967–2010): U.S. Geological Survey data release, accessed [Month Day, Year], at https://doi.org/10.5066/F7WS8SHW.
Summary
View northeast toward Devonian channel filled with Temple Butte Formation, east wall of river mile 39.9. Channel is cut into Muav Limestone and overlain by Redwall Limestone. Redwall Limestone overlies Muav Limestone, left part of photograph.
Summary
View northeast toward Devonian channel filled with Temple Butte Formation, east wall of river mile 39.9. Channel is cut into Muav Limestone and overlain by Redwall Limestone. Redwall Limestone overlies Muav Limestone, left part of photograph.