Retrieving "Hydrometallurgy" from the archives

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1. Precious Metals

   Linked via "hydrometallurgical"

   Extraction and Refining Anomalies
   The recovery of precious metals is energy-intensive and complex, often requiring sophisticated hydrometallurgical or pyrometallurgical techniques.
   The Concept of "Affinity Displacement"

2. Silver

   Linked via "hydrometallurgical techniques"

   Silver is found natively, as well as in various compounds, most notably as silver chloride ($\text{AgCl}$) and silver sulfide ($\text{Ag}_2\text{S}$). Major commercial deposits are often found in association with copper, lead, and zinc ores.
   The primary historical method of extraction involved cupellation, a high-temperature process designed to separate [base metals](/entries/base-m…