ophiolite complexes    | 
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 | RT | complexes |  |   | lithosphere |  |   | oceanic crust |  |   | plate tectonics |  |   | sheeted dikes |  |   | tectonics |  | SN | Sequence of rock types consisting of deep-sea sediments lying above basaltic pillow lavas, dikes, gabbro, and ultramafic peridotite. They are considered to be fragments of oceanic lithosphere that were tectonically transported to continental margins and i |  
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