oceanic crust  search
BTcrust
 .oceanic crust
UFocean crust
 oceanic genesis
RTtransition zones
 plate tectonics
 underplating
 ophiolite complexes
 sheeted dikes
 oceanization
 Iceland Research Drilling Project
 Rivera Ocean Seismic Experiment
SNAlso search (oceanic type OR oceanic) AND crust; (oceanic AND genesis).