The khondalite series, which are characterized by aluminum-rich gneisses (schists) consisting of sillimanite-garnet-biotite-monzonite gneiss, garnet-biotite-mon
This paper, based on the sedimentary features of the coal seams in the typical extensional (faulted) coal basins between two inland mountainous areas of the Cen
In the present stage of accelerated development of science and technology at the turn of the century it may be deemed that the geological science in China is de
The aim of this study is to discuss the microfossils in phosphate deposit in the Doushantuo stage, Sinian System, Weng'an, Guizhou Province. Based on the detail