Related by context. Frequent words. (Click for all words.) 82 coal mines 73 coalmine 73 coal mining 70 collieries 70 coal mine 68 mines 67 colliery 61 coal miners 60 mining 59 mine 59 coalfield 59 coal 59 coalfields 58 steelworks 57 miners 57 steel mills 56 Coal Mine 56 uranium mines 54 coal miner 54 Coal Mining 53 Colliery 53 miner 52 iron ore mines 51 steel mill 51 Coal 51 smelters 50 coal seams 49 blast furnaces 49 smelting 49 mine shafts 48 coal fired 48 quarries 48 blast furnace 47 steelmaking 47 Pilbara 47 smelter 46 kilns 46 coking 46 railways 46 brick kilns 46 iron ore 46 bauxite 46 Shanxi province 45 coking coal 45 Pilbara iron ore 45 abattoirs 45 goldfields 45 Mining 45 furnaces 45 Sago Mine 45 thermal coal 45 mineshaft 45 factories 44 Xstrata Coal 44 CONSOL 44 anthracite 44 aluminum smelters 44 coal seam 44 longwall 44 uranium mining 44 mineworkers 44 Bowen Basin 44 Zijin 44 tanneries 43 tailings dam 43 mineral extraction 43 Pilbara region 43 polluting industries 43 textile mills 43 SOEs 43 lignite 42 tenements 42 Sago mine 42 steelmakers 42 Mine 42 iron ore miner 42 Tangshan 42 brick kiln 42 hydroelectric 42 copper smelter 42 alumina refinery 42 shipyards 42 Huaneng 42 aluminum smelting 42 bauxite mine 42 CIL 42 quarry 42 tenement 41 mills 41 railway 41 abattoir 41 coal gasification 41 hydropower plants 41 ferrochrome 41 Copper Mine 41 Rio Tinto Ltd 41 ore 41 coal seam gas 41 Shanxi 41 underground workings 40 aluminum smelter