Dependence of the mined ores quality on the geological structure and properties of the hanging wall rocksMykhailo Petlovanyi, Vladyslav Ruskykh, Serhii Zubko and Volodymyr MedianykE3S Web Conf., 201 (2020) 01027DOI: https://doi.org/10.1051/e3sconf/202020101027