Source: https://www.researchgate.net/profile/Thomas-Skulski/publication/256663250_Compilation_of_Sm-Nd_isotope_analyses_of_igneous_suites_western_Churchill_Province/links/00463523922ecdf31d000000/Compilation-of-Sm-Nd-isotope-analyses-of-igneous-suites-western-Churchill-Province.pdf