Home Contact Dictionary Site info RSS About Sustainability Products Operations Investor Relations Press Career Zinc Copper Lead Gold Silver Sulphur Products Concentrates Aluminium fluoride By-products REACH Material Safety Data Sheets Back Concentrates Fact Zinc Concentrate Most Common Mineral: Sphalerite (ZnS) Metal content: 45-55% Zn Largest producer: Peru Copper Concentrate Most Common Mineral: Chalcopyrite (CuFeS2) Metal content: around 30% Largest producer: Chile Did you know... That most mines are polymetallic, meaning the ore contains more than one metal. Boliden Concentrates Concentrate is enriched ore produced by mines located all over the world. Boliden's mines are located in four different mining areas of which three are located in Sweden and one in Ireland. Boliden produces four different types of concentrates: copper, lead, zinc and gravimetric concentrates (precious metal concentrates). The precious metals can be found in the gravimetric, copper and lead concentrates. Concentrate is the main source of raw material to Boliden's smelters. Besides concentrates, some intermediate and secondary materials are also used in the production process. Boliden has copper, zinc and lead smelters in Sweden, Finland and Norway. The majority of the supply of external concentrates derives mainly from mines in Europe as well as South and North America. Learn more about our mines Boliden Aitik Boliden Tara Boliden Garpenberg Boliden Area Learn more about concentrates Zinc Concentrate Copper Concentrate Lead Concentrate PGM Concentrates Contact us Raw Material Procurement Concentrate Sales Contact Head Office Boliden Aitik Boliden Bergsöe Boliden Area Boliden Garpenberg Boliden Harjavalta, Smelter Boliden Harjavalta, Copper Refinery Boliden Kokkola Boliden Odda Boliden Rönnskär Boliden Tara Mines Marketing Office - Stockholm Marketing Office - Germany Marketing Office - UK Marketing Office - Denmark Boliden Kylylahti Boliden Kevitsa Boliden Group Klarabergsviadukten 90 P.O. Box 44, SE-101 20 Stockholm, Sweden Tel: +46 8 610 15 00 Quick links I want to... Work at Boliden Buy your products Become a supplier About Strategy Policies Corporate Governance Boliden's history Fun facts Sustainability Social responsibility Environmental responsibility Economic responsibility Business partners Sustainability Reports In focus This is how we work Products Zinc Copper Lead Gold Silver Sulphur Products Concentrates Aluminium fluoride By-products REACH Material Safety Data Sheets Operations Exploration Mines Smelters Market Investor Relations Boliden as an investment The share Reports and presentations Financials Metal prices and currencies IR calendar Corporate governance IR contact Press Press releases News Films Images Publications Calendar Career Job Vacancies Working at Boliden Grow with Boliden Well-being Who does what in Boliden? Students Summer Jobs Meet Boliden