Figure 6. Overburden and rock wastes removed from the mine resulting in different soil texture and structure from the original soil before the beginning of mining.

From

Environmental Impact of Artisanal Gold Mining in Luku, Minna, Niger State, North Central Nigeria

Ako T. A., Onoduku U. S., Oke S. A., Adamu I. A., Ali S. E., Mamodu A., Ibrahim A. T.

Journal of Geosciences and Geomatics. 2014, 2(1), 28-37 doi:10.12691/jgg-2-1-5