Department of Mineralogy, Petrography and Geochemistry, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland, goleb@uci.agh.edu.pl
Adam Pieczka
Department of Mineralogy, Petrography and Geochemistry, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland, goleb@uci.agh.edu.pl
Wojciech Franus
Lublin University of Technology, ul. Nadbystrzycka 40 20-618 Lublin, Poland