U-Pb AGE OF MONAZITE FROM HYPERSTHENIC QUARTZITE OF THE YATRAN RIVER BASIN (YATRAN BLOCK OF UKRAINIAN SHIELD) by L.M. Stepanyuk, V.O. Syomka, S.M. Bondarenko, О.V. Ziultsle, S.I. Kurylo, Т.І. Dovbush, V.V. Hulko