Mills, H.F., 1941, Ore occurrence at the Iron King mine, an interesting example of replacement in schist in Arizona: Engineering and Mining Journal, v. 142, no. 10, p. 56-57.
Engineering and Mining Journal, v. 142, no. 10, p. 56-57.
Massive Sulfide, Lead, Zinc, Gold, Silver, Mineralization, Subsurface, Metamorphic, Proterozoic,