based on petrological and geochemical characters of ree and some inert miner elements, it is suggested here th at the basalt′s of the ophiolite suite is of oceanic ridge type.
其巖石学和ree与相对惰性微量元素的地球化学特征表明,该蛇绿巖中的玄武巖属洋脊型;
the rift valley over the axial part of an oceanic ridge is the accreting plate boundary.
洋脊中轴裂谷是板块的创生边界,是与地球内部联系最紧密的地表区域之一。
geochemical characteristics of two types of gabbro suggest that their formation environment is an oceanic ridge of low spreading rate.