Abstract
Indium naturally occurs in ores alongside copper, tin, zinc, and
other metals, so its extraction is often carried out together with these metals.
References
1. “Extractive Metallurgy of Non-Ferrous Metals” (Author: R. S. Shad, B. A.
Zanin) — This book provides an in-depth analysis and information on various
polymetallic ores and their separation processes.
2. “Hydrometallurgy: Fundamentals and Applications” (Author: M. R. Stenhouse)
— A book dedicated to metallurgy and hydrometallurgy processes, including the
technologies for separating valuable metals like indium

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