Reported by the Associated Press.
It clarifies that both mines belong to the company for the extraction of copper KGHM Polska Miedz.
According to the agency, five workers were hit by an earthquake in the Rudny mine. They got broken bones and bruises.
At the same time, a 40-year-old mining machine operator died due to a collapse at another mine.
Earlier it was reported that in the Chinese province of Jilin as a result of a collapse in the mine at least nine people were killed, and another ten were injured.