open pit mining wallpaperProviderpixabayResolution5601 × 3734Aspect ratio1.50:1Authorherbert2512SourceOpen original page Download wallpaper Available sizesPreview150 × 99Web640 × 426Large5601 × 3734Tagsopen pit miningbucket wheel excavatorsexcavatormoneyindustryminingbrown coalenergyindustrial plantdegradation