of the Urals (Perm Region and Bashkir A.S.S.R.), in the central areas (Ivanovo Region) and along the Volga...Volga (Kuibyshev Region). Systematic work of controlling the adverse effects of the elements is being...copper, titanium, chromium, aluminium, nickel and gold; Kazakhstan—by iron, copper, lead, zinc, aluminium...aluminium, tungsten and molybdenum; the Far East—by gold, tin, lead, etc. Iron ores form under various geological...qualitative and quantitative indices characterising the deposit are taken into account. Mineral resources are divided |