For decades, the coal mine (current form mainly from 1932, closed in 1986) and the coking plant (closed in 1993) ranked among the largest of their kinds in Europe.
Desetljećima se njegov rudnik ugljena (većinom iz 1932., a zatvoren 1986. god.) i koksara (zatvorena 1993. god.) ubrajali među najveće njihove vrste u Europi.