Assessment of the optimal gold recovery rate through heap leach extraction process from hydrothermal alteration zone ore
Author: Solihin, Ildrem Syafri, Mega Fatimah Rosana, R. Febri Hirnawan, Dono Guntoro, Andrieanto Nurrochman, and Agus Purwanto
Optimal gold recovery (79–92%) achieved at 500 ppm NaCN and P80 100 mesh. Study emphasizes geometallurgy, reagent management, and blending strategies to reduce waste and environmental risk. Improved prediction models lower costs and enhance sustainability.