Mantle　metasomatism　for　metaperidotite　from　Shuanggou　ophiolite　of　Yunnan　Province　by　proton　microprobe  

作　　者：陈友红 朱节清 邬显慷 谷英梅 张旗 徐平 李秀云 

出　　处：《Nuclear Science and Techniques》1996年第2期99-102,共4页核技术（英文）

摘　　要：ＭａｎｔｌｅｍｅｔａｓｏｍａｔｉｓｍｆｏｒｍｅｔａｐｅｒｉｄｏｔｉｔｅｆｒｏｍＳｈｕａｎｇｇｏｕｏｐｈｉｏｌｉｔｅｏｆＹｕｎｎａｎＰｒｏｖｉｎｃｅｂｙｐｒｏｔｏｎｍｉｃｒｏｐｒｏｂｅＣｈｅｎＹｏｕ－Ｈｏｎｇ（陈友红）；ＺｈｕＪｉｅ－Ｑｉｎｇ（朱节清）...This study shows that olivine, serpentine and orthopyroxene are enriched with compatible element Ni; clinopyroxene with Ni and Y; spinel strongly with Ni, Zn, Ga, Ge,As and Zr; chlorite with Ni,Zn, Sr and Zr. However, grossularite is poor in all of these trace elements, except Sr. The trace element composition and distribution in the minerals are heterogeneous. The distributions of trace elements in the minerals fUrther demonstrate that they result from mantle metasomatism under open system.

关 键 词：地质学 示踪元素组成 质子微探针 

分 类 号：P574[天文地球—矿物学]