00967cam a22002531 4500 gs 56000147 DLC 20260227111404.0 781102s1956 nmu 000 0 eng gs 56000147 (OCoLC)4342498 DLC TxEU DLC premarc TN24.N6 A235 no. 38 Miesch, A. T. (Alfred T.) Geology of the Luis Lopez manganese district, Socorro County, New Mexico. Socorro, New Mexico Bureau of Mines and Mineral Resources, New Mexico Institute of Mining and Technology, 1956. 31 p. illus., fold. map, tables, 28 cm. New Mexico. Bureau of Mines and Mineral Resources. Circular 38 Bibliography: p.30-31. Manganese ores New Mexico Socorro County. Geology New Mexico Socorro County. Circular (New Mexico. Bureau of Mines and Mineral Resources) ; 38. 29057 29057