%0 Journal Article %T Sm-Nd and Rb-Sr isotopical ages of magnetite-chlorite formation gold deposit in the volcanic rock area of Late Paleozoic Era, East Tianshan %A Jinsheng Ji %A Huaqin Li %A Lianchang Zhang %A Xingke Yang %A Chengyou Feng %J Chinese Science Bulletin %@ 1861-9541 %D 1999 %I %R 10.1007/BF02886163 %X Through studying geo-geochemical characteristics and determining Sm-Nd and Rb-Sr isotopical ages in the Kanggur magnetite-chlorite formation gold deposit, some conclusions can be achieved: Sm-Nd isochron age is (290.4 ¡À 7)Ma, Rb-Sr isochron age is (282.3 ¡À 5)Ma, mineralization is Late Hercynian and the formation of this gold deposit is related to the macroscopic Huangshan-Qiugemingtashi ductile shear zone which is produced as a result of collision between the Tarim plate and the Junggar plate. %K gold deposit %K Sm-Nd isotope %K Rb-Sr isotope %K Kanggurtage %U http://link.springer.com/article/10.1007/BF02886163