1. IMPACTS OF SAND MINING - Three issues of sustainable .Excessive instream sand-and-gravel mining causes the degradation of rivers. . Minimization of the negative effects of sand-and-gravel mining requires a.environmental impact of mining of sandstone,Positive and negative impacts of longwall mine subsidence on a .Positive and negative impacts of longwall mine subsidence on a sandstone aquifer. Authors; Authors and affiliations. C. J. Booth; E. D. Spande; C. T. Pattee; J. D..
environmental impact of mining of sandstone