MOST AMERICAN AGGREGATES <AMAG> STOCK ACQUIRED <Consolidated Gold Fields PLC>'s ARC America Corp subsidiary said it has acquired 7,521,643 American Aggregates Corp shares, about 95 pct of those outstanding, as a result of its tender offer which expired February 27. As soon as is practicable, ARC America will acquire American Aggregates, converting the company's remaining shares into the right to receive 30.625 dlrs a share.