Specifications - Boliden Area Operations (BAO) Gold Mines, Sweden

Key Data
Producer of	Zinc, copper, lead, silver, gold
Location	Skellefte mining district, northeastern Sweden
Ownership	Boliden (100%)
Geology	Polymetallic sulphide mineralisation hosted in Precambrian supracrustal rocks
Mineral types	Massive sphalerite, galena, chacolpyrite and pyrite
Reserves	2.8Mt proven and probable sulphide ore (2005)
Annual production	1.78Mt ore, producing 249,000t of metal concentrates
Mining method	Open pit and various underground techniques
Recovery method	Crushing, grinding and flotation to produce copper, lead and zinc concentrates
Employment	500
Key equipment	Main recent investment has been in diesel-powered rail system for Petiknäs-Renström
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