ABSTRACT
Described analysis concerns resources of the hard coal covering in active mines in Poland, located in the Silesian Voivodeship.
It is embracing almost 100% of all mines of the hard coal in Poland, apart from one mine “Bogdanka” in the Lublin Voivodeship. The Silesian voivodship is on the South of country. Coal seams are defined as the medium thickness from 0.6 up to 1.6 m.
