Albin, A.L., 1991, Geologic map of the Peacock Mountains and southern Grand Wash Cliffs, including Peacock Peak, Antares, Hackberry, Valentine, and the southern half of the Music Mountain SE [Music Mountains SE], and Milkweed Canyon SW 7 1/2 minute quadrangles, northwestern Arizona: Arizona Geological Survey Contributed Map CM-91-K, 1 sheet, scale 1:24,000.