Post-Mesozoic Transformation of Tectonic Domain in Southeastern China and Its Geodynamic Mechanism

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Since the Mesozoic and Cenozoic, a transformation from a Tethyan-Himalayan tectonic domain into a circum-Pacific tectonic domain from Indosinian to Yanshanian is indicated in this paper, resulting in conspicuous changes in geophysics, tectono-magmatic distribution, lithofacies and paleo-geography, tectonic system in southeastern China. Tectonic analysis shows that the tectonic framework resulted from the compounding, transforming and superimposing of the two tectonic domains. The geodynamic mechanism of the transformation is mainly shown as the transverse and longitudinal heterogeneity of lithosphere, and the exchange between the crust and the mantle.
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