01098cam a22002651 4500 gs 58000258 DLC 20260227111407.0 780810s1958 nmua 000 0 eng gs 58000258 (OCoLC)4127028 DLC TxEU DLC premarc TN24.N6 A232 no. 46 Kelly, William Crowley, 1929- Topical study of lead-zinc gossans : field and laboratory studies of lead-zinc ore outcrops, mineralogy of gossan limonite, outcrop colors and porosity, with a discussion of nonsulfide boxwork structures. Socorro, State Bureau of Mines and Mineral Resources, New Mexico Institute of Mining & Technology, 1958. v, 80 p. illus., diagrs., tables, 23 cm. New Mexico. Bureau of Mines and Mineral Resources. Bulletin 46 Bibliography: p. 75-77. Lead ores New Mexico. Zinc ores New Mexico. Lead zinc gossans. Bulletin (New Mexico. Bureau of Mines and Mineral Resources) ; 46. 29290 29290