GM MARCH 24:GOLD$1661 TRADING BAND THIS WEEK 27800-28100 CLOSE NEAR UPPER END OF BAND RES 28200 AT $1685 SUPP 27900 AT $1638/ SILVER$32.20 SUPP 56500 IF SUSTAINS ABV 57000 NEXT RES 57500-58000-58500/CRUDE$106.81 SHARP SPIKE UP LAST NIGHT ON IRAN NEWS OF LESSER EXPORTS RES 5500-5600 SUPP 5430/BASE METALS RANGE BOUND COPPER RES 435.50 SUPP 428 FULL WEEK SAME RANGE /NICKEL SUPP930 RES 9480960/ZINC LEAD ALU SIDEWAYS/