0001209191-12-059136.hdr.sgml : 20121221 20121221183145 0001209191-12-059136 4 1 20120503 20121221 20121221 BUCHAN ROBERT MACKAY 0001329421 4 34 001-33119 121283179 77 KING STREET WEST, SUITE 3110 TORONTO A6 M5K 1H1 Allied Nevada Gold Corp. 0001376610 1040 000000000 DE 1231 9790 GATEWAY DRIVE, SUITE 200 RENO NV 89521 775-358-4455 9790 GATEWAY DRIVE, SUITE 200 RENO NV 89521 Allied Nevada Gold Corp 20060926