TY JOUR TI Features of the composition and formation of diamond placers in the marginal parts of ancient cratons (on the example of the North-East of the Siberian platform) KW Siberian platform KW diamond and diamond-bearing placers JO Proceedings of the Komi Science Centre of the Ural Division of the Russian Academy of Sciences AU Zinchuk, N.N. AU Barduhinov, L.P. PY 2024 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"