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最近,我队与公司科研所在禹县梁北勘探区进行岩矿鉴定时,在二迭系上石盒子组七煤组中,发现了一层硅质海绵岩。据01916孔
Recently, a team of siliceous sponge rocks was found in the No.7 coal group of Shihezi Formation during the identification of rock and mine by our team and Liangbei Exploration Area, Yu County, where the company is located. According to 01916 hole