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Geochronology framework of the W-Sn mineralization granites in western South China and their geological significance
Pages: 809-818
Year: Issue:  3
Journal: Acta Petrologica Sinica

Keyword:  W-Sn成矿作用年代学格架晚中生代华南西部;
Abstract: 华南西部地区是我国重要的大型-超大型锡多金属矿床分布区.本文根据近年来新获得的花岗岩LA-ICP-MS锆石U-Pb数据,结合近几年以来新报道的高精度成岩成矿年代学资料和地球动力学研究进展,总结发现华南西部地区中生代岩浆-成矿作用的时代主要集中在晚白垩世(76~98Ma).通过分别总结华南东、西部地区晚白垩岩浆作用及相应的成矿作用的特征,发现华南东、西部的成岩成矿作用特征表现出明显的差异,但是这两地...
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