Features of the mineral composition of ores in the oxidation zone of the Okzhetpes ore field (on the example of the gold mining area “Ore Zone No. 3”)Timur Ishbobaev, Mirvasid Mirusmanov, Zokir Khaidarov, Abdimutal Tangirov and Bakhrom UrunovE3S Web Conf., 371 (2023) 01007DOI: https://doi.org/10.1051/e3sconf/202337101007