Ophiolites are fragments of upper mantle and oceanic crust(Dewey and Bird,1971;Coleman,1977;Nicolas,1989)that were consisting of mantle peridotites and a suite of magmatic rocks.Importantly,ophiolite suite is the key sign for the boundary between two terranes,and could be produced in varied settings,such as continent-continent Ophiolites are fragments of upper mantle and oceanic crust (Dewey and Bird, 1971; Coleman, 1977; Nicolas, 1989) that were consisting of mantle peridotites and a suite of magmatic rocks.Importantly, ophiolite suite is the key sign for the boundary between two terranes, and could be produced in varied settings, such as continent-continent