0000905148-03-001474 SC 13D/A 1 20030402 AMERICAS MINING CORPORATION ASARCO INC CONTROLADORA MINERA MEXICO, S.A. DE C.V. GRUPO MEXICO, S.A. DE C.V. GRUPO MINERO MEXICO INTERNACIONAL, S.A. DE C.V. SOUTHERN PERU HOLDINGS CORPORATION. SPHC II INCORPORATED ASARCO INC 0000007649 3330 134924440 DE 1231 SC 13D/A 180 MAIDEN LN NEW YORK NY 10038 2125102000 AMERICAN SMELTING & REFINING CO 19760607 SOUTHERN PERU COPPER CORP/ 0001001838 1000 133849074 DE 1231 SC 13D/A 34 005-44663 03637370 2575 EAST CAMELBACK ROAD, SUITE 500 PHOENIX AZ 85016 (602) 977-6500 2575 EAST CAMELBACK ROAD, SUITE 500 PHOENIX AZ 85016 SOUTHERN PERU COPPER HOLDING CO 19951006 SC 13D/A 1 efc3-0623_5343473sc13da.txt