Guliy, V. and Poberezhska І. 2025. PECULIARITIES OF DISTRIBUTION AND COMPOSITION OF BETAFITE FROM DIFFERENT FORMATIONS OF THE ALDAN SHIELD (SAKHA-YAKUTIA). Visnyk of Taras Shevchenko National University of Kyiv. Geology. 1, 84 (Jan. 2025), 8–15. DOI:https://doi.org/10.17721/1728-2713.84.01.