Boliden AB, headquartered in Stockholm, Sweden, engages in the exploring, extracting, and processing of base metals and precious metals. It operates through five business areas: Copper, Gold, Silver, Iron Ore, and Energy. The Copper segment explores and extracts copper concentrate from the Falun mine. The Gold segment is engaged in exploring, extracting and processing gold in the Västergötland and Kalix Lake districts of Sweden. The Silver segment is engaged in exploring and producing silver from the Ragunda mine. The Iron Ore segment produces iron ore concentrate from Luleå mine in Sweden. The Energy segment mines coal at Gellivare mine in Sweden for use at its power stations. Boliden also focuses on a range of other activities including logistics services for its own needs as well as customers from neighboring industries located abroad; storage facilities for carbon dioxide; forestry; distributing compressed air; auto repair services; electronics trading; powder coating services; brewery; hotel activities; restaurants for company employees; barber's salons for company employees' families; dry cleaning services for company employees' uniforms; catering services for company employees' parties, among others.