Lumbay Deposit

SAEGART, W.E. AND LEWIS, D., CHARACTERISTICS OF PHILIPPINEPORPHYRY COPPER DEPOSITS AND SUMMARY OF CURRENT PRODUCTIONFRANCISCO, 1976, P. 132.SAEGART, W.E. AND LEWIS, D.E., CHARACTERISTICS OF PHILIPPINEAND RESERVES: TRANSACTIONS OF THE SOCIETY OF MINING ENG-INEERS, AMERICAN INSTITUTE OF MINING, METALLURGICAL ANDPETROLEUM ENGINEERS, VOL. 262, SEPTEMBER 1977, P. 199-209.WORLD MINING, VOL. 27, NO. 1, JANUARY 1974, P. 61.MINING ANNUAL '76 & BUYERS' GUIDE, COLOSSAL MINING AND EX-PLORATION CORP., 1976, P. 56-58.