Commodities METLDEX launch in October: Key things to know about MCX's base metal index Updated : September 23, 2020 02:11 PM IST The metal index futures contracts will be available for trading with effect from Monday, October 19, 2020 Last month, the exchange had launched trading in bullion index futures on MCX iCOMDEX Bullion index or the MCXBULLDEX. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.