Björkdalsgruvan, Gold mine near Skellefteå, Sweden

Björkdalsgruvan is a gold mine near Skellefteå operated through a network of underground tunnels that extend to significant depths. The facility uses crushers and mills to process ore and produce gold concentrates for smelters in Sweden and Germany.

Gold was found at the site in 1983, followed by prospecting drilling; the mine was inaugurated on 27 September 1988. Production has remained half open-pit and half underground, about 1.3 million tonnes of ore a year. Elgin Mining owned it until Mandalay Resources bought the company in 2014; in 2025 the mine was acquired through a merger of equals with Alkane Resources.

Gold was found at the site in 1983, and the mine was inaugurated on 27 September 1988. Ownership passed from Elgin Mining to Mandalay Resources in 2014, and in 2025 the mine was acquired through a merger of equals with Alkane Resources. In 2017 it had over 160 employees.

Access to the mine is limited to organized tours that require advance registration. Visitors should expect cool, damp underground conditions and should wear appropriate clothing for the environment.

The deposit contains gold within quartz veins associated with pyrite, actinolite, tourmaline, and biotite minerals found in the Skellefte Group. This specific mineral combination makes the occurrence geologically distinctive.