TY JOUR TI Rational volume of the dirtied rock mass of large-scale blast during quarry development KW rational volume of the dirtied rock mass KW large-scale blast KW drilling and blasting operations KW mass explosion KW open pit mining JO Proceedings of the Komi Science Centre of the Ural Division of the Russian Academy of Sciences AU Galim'yanov, A.A. AU Mishnev, V.I. PY 2025 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"