Martian mantle primary melts - An experimental study of iron-rich garnet lherzolite minimum melt compositionThe minimum melt composition in equilibrium with an iron-rich garnet lherzolite assemblage is ascertained from a study of the liquidus relations of iron-rich basaltic compositions at 23 kb. The experimentally determined primary melt composition and its calculated sodium content reveal that Martian garnet lherzolite minimum melts are picritic alkali olivine basalts. Martian primary melts are found to be more picritic than terrestrial garnet lherzolite primary melts.
Document ID
19890023540
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Bertka, Constance M. (Carnegie Institution of Washington Washington, DC, United States)
Holloway, John R. (Arizona State University Tempe, United States)