Study of Rare Earth Elements of Brown Coal of the Southern Region of Kyrgyzstan

The results of X-ray fluorescence analysis of brown coal from the southern region of Kyrgyzstan are presented. It was found that coal from the Min-Kush and Bel-Alma deposits contains from 0.007% to 15.12% Ir, 0.174% Zr, 0.198% Rb, from 0.232% to 0.242% In, from 1.106% to 1.188% Pd and 58.97% Os.