Study of the Form of Minerals in Copper Porphyry Ores of “Yoshlik-I” Deposit Inoyat Umarova, Sokhibjon Matkarimov, Javlon Bekpulatov, Dilmurod Makhmaredjabov and Sherzod Yuldashev E3S Web Conf., 304 (2021) 02003 Published online: 21 September 2021 DOI: 10.1051/e3sconf/202130402003