1. China's Archeozoic Terrane, mainly a granite-greenstone belt, a small part of which been metamorphosed at a high grade, is basically located in North China Platform distributive area.

2. This fracture was formed at the middle of Archeozoic era, and then began to control the depositions and erosions of the both sides.

3. They indicate that the Archeozoic tectonic environment is continental nucleus development and crustal block formation, and the Early Proterozoic t...

4. The metallogenic substance mainly comes from the Archeozoic metamorphic rock series in basement.

5. They indicate that the Archeozoic tectonic environment is continental nucleus development and crustal block formation, and the Early Proterozoic tectonic environment is represented as rift.

6. From Archeozoic to Cenozoic , there were magmatic actions in occurrence during every period.

7. The Archeozoic metamorphic rocks in Sanjia, eastern Hebei are dividedinto supracrustal rocks, felsic gneisses and granitoids.

8. They indicate that the Archeozoic tectonic environment is continental nucleus development and crustal block formation, and the Earl...

9. The Archeozoic stratabound gold deposits are referred to those occurred in the formation of Jianping group in the Jianping ancient rise of the Inner Mongolian Axis.

10. Massive sulfide Cu-Zn deposit of Hongtoushan type which occurs in Archeozoic granitic greenstone terrain in Qinyuan area of Liaoning possesses unique geochemical characteristics.

11. On such a basis, the shape and depth of the magnetic body below the Junggar basin were modeled by using the magnetization intensity of Archeozoic rocks from North China.

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12. In the research area, the primary surface formation are the Archeozoic — Proterozoic Jiaonan group there are kinds of Clastic rocks and Volcanic rocks in the metamorphite and Mesozoic Cretaceous.

13. The great majority of gold deposits in North China platform are hosted by the Archeozoic strata or emplaced in the Yanshanian magmatic intrusives of the Archeozoic strata.

14. The magma belongs to the crust mantle mixed type of Archeozoic crystalline basement remelted and recomposed.

15. The recent geologic data show that it is the Archeozoic high-grade metamorphic terrain formed by the supracrustal rock-TTG rock series, that is different with the southern Longgang landmass.

16. Based on the surface geology, drilling, well test and log data of Chengdao buried hill, the parameters of fracture in the strate of Palaezoic and Archeozoic have been calua lated and evaluated .