Browsing Electronic Theses and Dissertations by Subject "mafic-felsic interaction"
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(2008-05-14)Department: Earth and Environmental SciencesIn the Siða-Fljotshverfi District of south Iceland, Pleistocene basaltic lava forms flame-like apophyses, dikes, and disaggregation structures that invade overlying hyaloclastite. Apophyses as well as underlying lavas are ...