Heap Leaching of Greek Low-Grade Nickel Oxide Ores by Dilute Sulphuric Acid at a Pilot-Plant Scale

• Published in: Materials Proceedings Vol. 5; no. 1; p. 65
• Main Authors: Styliani Agatzini-Leonardou, Paschalis Oustadakis, Dimitra Dimaki, John Zafiratos, Petros Tsakiridis, Theodore Karidakis, Emmanouel Frogoudakis, Jacob Drougas
• Format: Journal Article
• Language: English
• Published: MDPI AG 01.12.2021
• Subjects: cobalt; heap leaching; laterites; nickel; nickel oxide ores; sulphuric acid

The present paper gives the thus far unpublished results of a pilot-scale heap leaching test of a Greek low-grade nickel oxide ore, aiming at verifying, at a large scale, the amenability of Greek laterites to heap leaching by the HELLAS (Heap Leaching LAteriteS) process, developed at the National Te...