The kaolinite rocks (including tonstein, flint clay and soft kaolin clay) are very abundant in the Late-Palaeozoic coal measures of North China The content of k
Source, reservoir, seal, preservation and potential of major petroliferous basins, Qinghai-Tibet plateau are analyzed in this paper. We conclude that (l) the hy
The latest results from the earth sciences indicated that the movement of the earth surface substances has a close relationship with the energy exchanges on lar
Organic matter and organic acid are rich in kaolinite rocks in coal measures. Terrestrial plant debris, amorphous organic matter, fulvic acid (FA) in the soft k