Potash deposits and various types of breccia-bearing argillaceous roeksalts and their surfacial salt-dissolved rocks are found in the Lower Tertiary strata in J
Separation and analytical methods are dealt with for amino acids and their enantiomers in samples of geological interest. Agreement is obtained for Jflin meteor
Since libration large-scale geological surveys have been made, revealing that the socalled “Tianshan granites” are a complex po]ycycle system of magmatic rock