石英岩硅岩
Quartzite silica rock
以上为机器翻译结果，长、整句建议使用 人工翻译 。
该类矿床产于古元古代老岭群富硼、碳千枚岩夹石英岩（硅质岩）建造之中；
This type deposit is formed in the formation of B-rich and C-rich phyllite with quartzite (siliceous rocks) as intercalated beds, which belongs to early Proterozoic Laoling group;
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