The El Arco Mine is a large copper mine in the northwest of Mexico in Baja California . The El Arco mine is a large copper mine located in the north-west of Mexico in Baja California .
El Arco Mine adalah lombong tembaga besar di barat laut Mexico di Baja California. Lombong El Arco adalah lombong tembaga besar yang terletak di barat laut Mexico di Baja California.