%0 Journal Article %T The Role of Placer Deposits in Ensuring the Reproduction of the Mineral Resource Base of Scarce Types of Strategic Mineral Raw Materials in Russia at the Present Stage %A Bortnikov, N.S. %A Volkov, A.V. %A Lalomov, A.V. %A Bochneva, A.A. %A Ivanova, Y.N. %A Lalomov, D.A. %K strategic metals, placer deposits, gold, tin, titanium, rare metals, diamonds %J Russian Journal of Earth Sciences %D 2024 %N 24 %P 15 %I Geophysical Center of the Russian Academy of Sciences