Supplemental material: Importance of groundwater in propagating downward integration of the 6–5 Ma Colorado River system: Geochemistry of springs, travertines, and lacustrine carbonates of the Grand Canyon region over the past 12 Ma
posted on 2015-05-13, 00:00authored byL.C. Crossey, K.E. Karlstrom, R. Dorsey, J. Pearce, E. Wan, L.S. Beard, Y. Asmerom, V. Polyak, R.S. Crow, A. Cohen, J. Bright, M.E. Pecha
Geosphere, June 2015, v. 11, p. 660-682, doi:10.1130/GES01073.1, Supplemental Table 3 - Data from U-Pb dating of carbonate.