Data for: The spatial and temporal evolution of primitive melt compositions within the Lac de Gras kimberlite field, Canada: Source evolution vs lithospheric mantle assimilation

Supplementary data associated with the article 'The spatial and temporal evolution of primitive melt compositions within the Lac de Gras kimberlite field, Canada: Source evolution vs lithospheric mantle assimilation' including geochronology, Nd isotope compositions, olivine and spinel mineral chemistry for the Lac de Gras kimberlites, and modelling methods and results.