Two newly discovered kimberlite pipes in the Nakyn field, Siberia yield Rb-Sr isochron ages of ca. 364 Ma, similar to emplacement ages of other major diamond-bearing pipes on the Siberian platform. Unlike any other Siberian ...
Among the approximately 30 kimberlite fields discovered within the Siberian Craton, 25 make up the Yakutian kimberlite province. The study of the relationships between kimberlites and host rocks, fauna in xenoliths of the ...
Rb-Sr and Sm-Nd isotope compositions of seven garnet pyroxenite xenoliths from Udachnaya and Mir kimberlites, Siberia, are presented. Five of them are websterites, and the other two are clinopyroxenites. The websterite ...