Economic geology, seventy-fifth anniversary volume, 1905-1980

"The papers that make up this volume are grouped under three general headings: Geology of major classes of mineral deposits; Application of geology, geophysics, and geochemistry to mineral exploration; and Economic and social factors that affect exploration and development of mineral deposits. The papers on geology are arranged generally so as to emphasize changes in the nature and type of mineral deposits through geologic time. "