1. Geosyncline is always controlled by deep fractures.

2. The research work consequently experienced geosyncline theory period and plate tectonic theory period.

3. The boundary between Yangzi platform and Qinling geosyncline has been reinterpreted.

4. The author proposes that the South Tianshan geosyncline developed on a mobile belt of aulacogen type.

5. The cycle of geosyncline formation and orogeny can be integrated with the plate tectonics concept of opening and closing oceans in a simple and natural way.

5. try its best to gather and build good sentences.

6. The characteristics mentioned above are controlled by the development and evolution of the northern Xinjiang Hercynian geosyncline region of Late Carboniferous age.

7. The northeastern part of the fault zone in Longmen Mountains is a compress-torsional overthrust zone developed from the transition zone between the geosyncline and the massif.

8. Mid-lower cretaceous sandstone uranium deposit of basin of Guojiawan and Guguan in north China platform west and Qinqi geosyncline east.

9. Since Jurassic period , deposit built, structural fades , geochemistry characteristic of rocks ect. at Gahai Basin were all different from geosyncline period of Early Jurassic.

10. The Longdongwan polymetallic ore deposit geostructure is in middle the Kunlun Mountains Qinling folded region Qinling system of fold Li xian-Zashui Haixi geosyncline belt of folded strata.

11. One , the Texas Gulf Coast, is in the Gulf Coast geosyncline.

12. According to the previous viewpoint, it was considered geotectonicly a part of Tasman Geosyncline.

13. Lin-san for the sandstone geological rock mountain, the Department of the West Qinling geosyncline zone, hilly, steep mountains, good vegetation and beautiful scenery.

14. Secondly, Mesozoic basins are J3-K fault-sag superimposed basin which developed on Paleozoic Era fold zones of geosyncline.

15. The Hongtaiping polymetallic deposit lies in the Permian marine volcanic rocks, Palaeozoic geosyncline and the transitional belt of the clastic sedimentary rocks in the Yanbian area.

16. The walls are covered with tile, the ground with ribband materials. Have geosyncline and suspend ceiling.

17. There are 5 kinds of geological settings: metamorphic basement area, geosyncline area, cover area, Mesozoic volcanic fault basin and tectonic magmatic active belts.

18. The overthrust belt on western border of Orduosi basin is a transition zone between North China platform and Qilian geosyncline and is special both in tec- tonic and.

19. Ningxia is situated on the border of two geological structure units which is Sino -Korean paraplatform and Qinling geosyncline folded belt.

20. The mountainous area accounts for 94% in Yaan. There is a great difference in the height of hypsography, and stream is rapid, and the tectonics cross the west geosyncline and east platform.

21. The overthrust belt on western border of Orduosi basin is a transition zone between North China platform and Qilian geosyncline and is special both in tec- tonic and. sedimentary conditions.