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Small-Scale Disequilibrium in a Magmatic Inclusion and its More Silicic Host

Creator:

Davidson, Jon P., de Silva, Shanaka L., Holden, Peter, and Halliday, Alex N.

Abstract:

Basaltic andesite inclusions and their host dacite from the Purico-Chascon complex in northern Chile are isotopically distinct. Textural characteristics of the inclusions are typical of those resulting from magma mingling. Serial sectioning across the interface of an inclusion and its host dacite, complemented by microdrill sampling and detailed microprobe work,...

Resource Type:

Article