摘要 |
FIELD: gold mining. SUBSTANCE: invention, in particular, relates to heap leaching of gold from high-clay ores containing at least 20% of fine ore with fineness û0.15 mm. Ore is preliminarily sieved. Plus product is crushed. Minus product is treated with cement, agglomerated on apparatus providing rotation of material, piled, and, together with crushed material, staked. Then, gold is leached from stack and recovered from leaching solution. EFFECT: reduced operational expenses.
|