Along with the evolution of the earth crust, in the south of Kangdian Axis the polycyclic rifting occurred: Ptd-Ptk, Jinshajiang continental margin sea type aulacogen, Ptk2Dongchuan-Yimen intercontinental aulacogen, Z...Along with the evolution of the earth crust, in the south of Kangdian Axis the polycyclic rifting occurred: Ptd-Ptk, Jinshajiang continental margin sea type aulacogen, Ptk2Dongchuan-Yimen intercontinental aulacogen, Z Chengjiang postorogenic rift and T3-E1 Kangdian continental rift. In these rifts respectively produced Dahongshan-Lala type volcanic-sedimentary-metamorphosed/hydrothermal sedimentary Cu-Fe deposits. Dongchuan-Yimen type, Lanniping type and Dayao-Mouding type sedimentary-reworked copper deposits, which form the storeyed texture whose geochemistry of the trace elements, isotopes of S, Pb, H, O, C. ore-forming fluid and organic matter were regularly evolved with the crust evolution.展开更多
基金Project supported by the Naional Natural Science Foundation of China.
文摘Along with the evolution of the earth crust, in the south of Kangdian Axis the polycyclic rifting occurred: Ptd-Ptk, Jinshajiang continental margin sea type aulacogen, Ptk2Dongchuan-Yimen intercontinental aulacogen, Z Chengjiang postorogenic rift and T3-E1 Kangdian continental rift. In these rifts respectively produced Dahongshan-Lala type volcanic-sedimentary-metamorphosed/hydrothermal sedimentary Cu-Fe deposits. Dongchuan-Yimen type, Lanniping type and Dayao-Mouding type sedimentary-reworked copper deposits, which form the storeyed texture whose geochemistry of the trace elements, isotopes of S, Pb, H, O, C. ore-forming fluid and organic matter were regularly evolved with the crust evolution.
