Natrium Cyanide Replacement with Environmentally Friendly Polymerized Cyanide GOLDIX for Leaching of Gold Ore from Sumbawa IndonesiaFaturachman Reno, Rachman Hakeem Aulia and Pahlevi Niko DianE3S Web Conf., 693 (2026) 02007DOI: https://doi.org/10.1051/e3sconf/202669302007