Related by context. Frequent words. (Click for all words.) 64 zinc 64 Manganese 62 vanadium 61 cobalt 60 magnetite 60 ilmenite 59 magnesium 59 chromium 58 copper 58 arsenic 57 manganese ore 56 molybdenum 56 iron ore 56 phosphate 56 mineral 56 hematite 56 silica 55 selenium 55 ferrochrome 55 uranium 55 minerals 55 copper zinc 55 iron oxide 55 tantalum 55 zircon 54 mineral sands 54 gallium 54 lithium 54 smelting 54 ore 54 pig iron 54 PGM 53 smelter 53 sulfide 53 beryllium 53 sulphide 53 ores 52 sulfides 52 sulphate 52 tungsten 52 Vanadium 52 antimony 52 copper nickel 51 moly 51 Zinc 51 indium 51 metals 51 sulfur 51 chloride 51 hexavalent chromium 51 thermal coal 51 alumina 51 Magnesium 50 sulfuric acid 50 benzene 50 niobium 50 zinc copper 50 chromite 50 bauxite 50 sulfate 50 bismuth 50 soda ash 50 uranium oxide 50 PGMs 50 coking coal 50 rare earth 49 fluoride 49 metallurgical 49 phosphorus 49 sulfur dioxide 49 copper molybdenum 49 phosphoric acid 49 alkali 49 rare earths 49 carbonate 49 rhodium 49 titanium dioxide 48 radium 48 potash 48 sulphides 48 coal 48 smelters 48 Iron ore 48 TiO2 48 nickel 48 ferrous 48 fluorine 48 dolomite 48 mining 48 nitrate 48 barium 48 Molybdenum 47 lithium carbonate 47 kaolin 47 Metorex 47 Arsenic 47 copper cathode 47 toluene 47 testwork 47 boron 47 Silica