7-6. Research Plan for Leg2A-3 (Hana Ridge segment)

(Dive K212, K214, K216)

Group Leader: Kevin Johnson

Petrology and geochemistry of Hana Ridge rocks
K.Johnson (ICPMS trace element, SIMS on glass)
Z-Y. Ren , T.Shibata & E. Takahashi (Major element chemistry, Pb, Sr, Nd isotopes)
M.Coombs (volatile contents)
T.Hanyu (rare gass)
M.Maruyama and E.Takahashi (Petrology on Haleakala picrites)

Structural Study of Hana Ridge
H.Yokose (videotape and SCS intepretation)
(Eakins, USGS-PD) (Internal ridge structure)

Geologic Evolution of Haleakala volcano
Z.Y. Ren (magmatic evolution)
H.Mashima (Ar/Ar dating)
Orihashi (unspiked K/Ar dating)

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