Copper-bearing clay minerals in oxidized portions of the disseminated copper deposits at Ray, Arizona [abs.], in Abstracts for 1967

Stephens, J.D., and Metz, R.A., 1968, Copper-bearing clay minerals in oxidized portions of the disseminated copper deposits at Ray, Arizona [abs.], in Abstracts for 1967: Geological Society of America Special Paper 115, p. 213.