Volume 10 Issue 4
Dec.  2004
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ZHANG Xi-juan, CHENG Jie, WANG Hai-zhi, et al., 2004. PALEOGENE AND NEOGENE PALEOCLIMATIC CHANGES IN THE TURPAN BASIN,NORTHWEST CHINA. Journal of Geomechanics, 10 (4): 319-326.
Citation: ZHANG Xi-juan, CHENG Jie, WANG Hai-zhi, et al., 2004. PALEOGENE AND NEOGENE PALEOCLIMATIC CHANGES IN THE TURPAN BASIN,NORTHWEST CHINA. Journal of Geomechanics, 10 (4): 319-326.

PALEOGENE AND NEOGENE PALEOCLIMATIC CHANGES IN THE TURPAN BASIN,NORTHWEST CHINA

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  • Received: 2004-08-02
  • Published:
  • The Paleogene and Neogene at the Lamjin section in the Turpan basin, Xinjiang, have a sedimentary thickness of~1779 m.This section is a good carrier for the study of the paleoclimate in this period in the basin.Major element geochemical analysis of the sediments in the section indicates the following:in the late Paleocene, the climate was warm and wet;in the late Eocene, it was also warm, but dry and wet alternately;in the Oligocene, it was warm and dry;in the Miocene, the climate was divided into two phases, being warm and wet in the early phase and cold and dry in the late phase;in the Pliocene, it was obviously dry.

     

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