Ball clay in Jilin province is one of the earliest recognized and discovered NeogenePeriod ball clay in China.
吉林球黏土是我国最早甄别和发现的第三纪球黏土。
2
Many mountains in Changle county which were composed of basalts in Niushan and Yaoshan formation of Linqu group in New Neogeneperiod are mainly Neo-volcanic craters.
The uranium mineral resources are contained in NeogenePeriod basins of this region, there are still some doubtful points in these basins about their stratigraphic division and correlation.