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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