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nickel mining environmental impactoverall pit slope angle formula

Nickel Mining Environmental Impactoverall Pit Slope Angle Formula

i am a fellow of the australian lnstitute of mining and metallurgy (f. auslmm). 4. project's preliminary environmental & social impact assessment. 20-12 table 15.3: dumont nsr calculation c$1.00 = us$0.90, overall pit slope of 40 to 44 depending on the sector and a production rate of 100 kt/d.