The Environment Geology and Predictive Assessment of Beiya Fe-Au Orefield in Heqing
详细信息   
摘要
The Wandongshan ore block of Beiya Fe orefield has been opencast for many years. It has also been mined underground by the clino-shaft WXJ1 before. The opencast mining is in the late period. Afterwards,the underground mining in the deep part will begin. The problem of environment geology has begun to appear. The authors put forward a prognosis of the problem of environment geology in the transformation from opencast mining to underground mining in the deep part.

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