Polyus, a subsidiary of Polyus Gold International Ltd, is a gold mining company. It operates five mines and several advanced development projects in Eastern Siberia, Russia. It also holds interests in four major gold mining development and exploration projects in Russia.

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Polyus Research Center undertakes R&D initiatives to provide comprehensive support across the entire gold mining cycle, from exploration to processing. The center focuses on enhancing gold recovery and reducing costs through complex research activities, development of new technologies, and optimization of existing ones. The R&D units of the company include: The Mineralogy Laboratory, which performs complex geological and mineralogical assays to support exploration, prospecting, geotechnical, and processing operations. The Processing Laboratory, which develops and streamlines processing technologies, researches new initiatives and equipment, and provides analytical support to Polyus operations. The Biotechnology Laboratory, which conducts research to develop and streamline bio-oxidation processes and studies microorganism associations for bio-oxidation of gold-bearing ore and concentrates. The Hydromet Laboratory, which develops technologies for complex ore processing using heap leaching, pre-cyanidation, CIL, desorption, and electrowinning. The Pyrometallurgy Laboratory, which investigates gold metallurgy to ensure gold meets refinery conditions and audits mills and refineries for modernization. The Mineral Assay Laboratory, which focuses on assaying grades in non-ferrous and precious metals and other components in various materials. The Pilot Tests Laboratory, which performs high-level lab tests at a full-circle pilot processing plant to simulate production processes and reduce risks associated with new mills and deposits. Each of these units has specific roles and responsibilities in managing the company's R&D activities.