Árpád Csámer¹, Diána Skita¹, István Rigó², Miklós Veres², Péter Futó¹, József Vanyó³, Sopul Seng¹, *Arnold Gucsik³ (1.Cosmochemistry Research Group, Department of Mineralogy and Geology, University of Debrecen, Hungary, 2.Applied and Nonlinear Optics Research, Wigner Research Centre for Physics, Hungary, 3.Research Group of the Planetary Sciences and Geodesy, Eszterházy Károly University, Hungary)