GM SEPT 16: GOLD$1766 OPENS SHARPLY LOWER SUPP 27310 RES 27700/ SILVER$39.43 LTP 63257 MCX ARD 62900-63000//CRUDE $89.55 SUPP 4220 RES 4285-4310/COPPER OPENS FLAT LTP 418.50 SUPP 416 RES 420-421/NICKEL LTP 1037 SUPP 1026 RES 1045/RBI POLICY EXP TODAY CLD IMPACT INR//