Supported in part by the Pilot Project of Knowledge Innovation Project,Chinese Academy of Sciences (Grant No.KZCX3-SW-223);the National Natural Science Foundation of China (Grant Nos. 40376020 and 40176020);the Special Founda-tion for the Tenth Five Plan of COMRA (Grant No. DY105-01-03-1)
Modal composition and mineral composition of harzburgites from the southern Mariana fore-arc show that they are highly refractory. There are a few modals of clinopyroxene (0.7 vol %) in harzburgites. Two types of amph...