Age of major Precambrian rock units, Figure 2, in Historical Geology, in Mallory, W.W., ed.-in-chief, Geologic atlas of the Rocky Mountain region
Hedge, C.E., 1972, Age of major Precambrian rock units, Figure 2, in Historical Geology, in Mallory, W.W., ed.-in-chief, Geologic atlas of the Rocky Mountain region: Denver, Rocky Mountain Association of Geologists, p. 54-55.
Authors
Hedge, C.E.
Publication Date
1972
Citation
Denver, Rocky Mountain Association of Geologists, p. 54-55.