Ball clay in Jilin province is one of the earliest recognized and discovered Neogene Period 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。
Baoren ball clay in Jilin is comprised of inordinate kaolinite , a small quantity of quartz and some other clay minerals;
吉林宝仁球粘土由无序高岭石及少量的石英和其它粘土类矿物组成；
应用推荐