吉林省中元古界老岭群珍珠门组黑色岩系主要特征及其成矿作用
길림성중원고계로령군진주문조흑색암계주요특정급기성광작용
Main features and mineralization of black shale series of Mesoproterozoic erathem Laoling group Zhenzhumen formation of Jilin Province