HIMU  search
UFhigh mu
RTmantle
 geochemistry
 igneous rocks
 magmas
 subduction
 lead
 chemical ratios
 Pb-206/Pb-204
 Sr-87/Sr-86
 Th/U
 thorium
 U-238/Pb-204
 uranium
SNEnd-member source for mantle-derived magmas. Added to Thesaurus in 1998.