Title: Case histories of mineral discoveries, volume 3: porphryry copper, molybdenum and gold deposits, volcanogenic deposits (massive sulfides), and deposits in layered rock.  by V.F. Hollister, editor
Subjects: Gold mines and mining, Copper mines and mining, Molybdenum mines and mining, Sulfide minerals, Molybdenum ores, Ore deposits, Case studies, Gold ores, Copper ores