Island-arc magma sources: A geochemical assessment of the roles of slab-derived components and crustal contamination.
نویسندگان
چکیده
منابع مشابه
Adakites without slab melting: High pressure differentiation of island arc magma, Mindanao, the Philippines
New geochemical data for Pleistocene magmatic rocks from the Surigao peninsula, eastern Mindanao, the Philippines, demonstrate typical adakitic traits, including elevation of Sr /Y and depletion of the heavy rare earth elements. Sr / Sr and Nd / Nd ratios of the adakites do not support melting of the subducted Philippine Sea Plate but resemble Pliocene arc lavas generated in the same subduction...
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ژورنال
عنوان ژورنال: GEOCHEMICAL JOURNAL
سال: 1981
ISSN: 0016-7002
DOI: 10.2343/geochemj.15.109