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Creator:: Gallahan, William E.
Resource Type:: Dissertation
Full Text:: , 1981; Staudigel et al., 1981; Thompson, 1983; Alt and Honnorez, 1984; Seyfried et al., 1986, Vanko

Creator:: Sylvander, Brendan A.
Resource Type:: Masters Thesis
Full Text:: fractionation than depleted magmas. Michael and Chase (1987) traced these trends to the fact that higher H.,O

Creator:: Kelman, Melanie C.
Abstract:: The basement of the Tonga intraoceanic forearc comprises Eocene arc volcanic crust formed during the earliest phases of subduction. Volcanic rocks recovered from the forearc include boninites and arc tholeiites, apparently erupted into and upon older mid-oceanic ridge tholeiites. Rock assemblages suggest that the forearc basement is a likely analog...
Resource Type:: Masters Thesis
Full Text:: seawater in the volcanic section can continue for tens of millions of years (Staudigel et al., 1981

Creator:: Pyle, Douglas G.
Resource Type:: Dissertation
Full Text:: contrasts in seafloor morphology that exist between each zone (Fig. H.1). Contrasts in axial morphology

Creator:: Streck, Martin J.
Abstract:: The Rattlesnake Ash-Flow Tuff erupted 7.05±0.01 Ma from the western Harney Basin, southeastern Oregon. The location of the vent area is inferred based on vent-ward increases in size of pumices, in degree of welding, and in degree of post-emplacement crystallization. Today's outcrops cover 9000 km2 and estimated original outcrop coverage...
Resource Type:: Dissertation

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