| Reference | {Deposit:: WORLD MINING, 1977, WHA* GOING ON IN WORLD MINING: WORLD MINING, V. 30, NO. 9, P. 99. (PA1, RR3)}{Deposit:: MINING JOURNAL, 1977, INDUSTRY IN ACTION--FIRST SHIPMENT FROM RIO TUBA: MINING JOURNAL, V. 288, NO. 7395, P. 370.}{Deposit:: ROSKILL INFORMATION SERVICES, 1981, THE ECONOMICS OF NICKEL, 3D ED.: LONDON, ROSKILL INFORMATION SERVICES LTD., [-498] P. (PA2, RR2, RR25)}{Deposit:: WOLFF, FRIEDRICH, 1978, ROHSTOFFWIRTSCHAFTLICHE LANDERBERICHTE XV. PHILIPPINEN: HANNOVER (GERMANY, FEDERAL REPUB-LIC), BUNDESANSTALT FUR GEOWISSENSCHAFTEN UND ROHSTOFFE, 190 P-.}{Production:: PA1: RF1; PA2: RF3} |