FN Archimer Export Format PT J TI Leg 55, emperor seamounts : trace elements in transitional tholeiites, alkali basalts, and hawaiites-mantle homogeneity or heterogeneity and magmatic processes BT AF CAMBON, Pierre BOUGAULT, Henri JORON, J.L. TREUIL, M. AS 1:;2:;3:;4:; FF 1:;2:;3:;4:; TC 0 UR https://archimer.ifremer.fr/doc/1980/publication-5273.pdf LA English DT Article DE ;Histoire Ifremer AB Three seamounts of the Emperor Seamount chain were sampled during Leg 55: Ojin seamount, Hole 430A, 37° 59.29 N 170° 35.86 E Nintoku seamount, Hole 432A, 41° 20.03 N 170° 22.74 E Suiko seamount, Hole 433A, 44° 46.60 N 170° 01.26 E Hole 433C, 44° 46.63 N 170° 01.23 E Oceanites, ankaramites, transitional tholeiites, alkali basalts, and hawaiites were recovered from these seamounts.The purpose of this study is the fractionation of trace elements according to their physicochemical properties and partition coefficient classification; fractionation of the elements observed in these samples is compared with their fractionation in mid-oceanic ridge tholeiites.Some preliminary conclusions are presented with regard to mantle heterogeneity or homogeneity and magmatic processes. [NOT CONTROLLED OCR] PY 1980 SO Initial Reports of the Deep Sea Drilling Project PU U. S. Government VL 55 BP 715 EP 727 ID 5273 ER EF