Related by context. Frequent words. (Click for all words.) 70 kaolinite 69 siliceous 67 carbonaceous 66 andesitic 66 manganese oxide 66 clasts 66 siltstones 65 graphitic 65 mudstones 65 iron oxides 65 calcium sulfate 64 haematite 64 hornfels 64 tetrahedrite 64 calcareous 64 oxidised 64 pyroxenite 64 Sulfide 64 interbedded 63 vuggy silica 63 peridotite 63 chlorite 63 surficial 63 schists 63 hydrothermal breccia 63 limestones 62 gneisses 62 MgO 62 feldspar 62 sericite 62 Chromite 62 pyritic 62 metamorphic rocks 62 chalcopyrite mineralization 62 silica 62 monzonite 62 calcrete 62 igneous rock 62 pyrite chalcopyrite 62 copper oxides 62 breccia pipes 62 biotite 62 borate 62 stockwork mineralization 61 pyrite mineralization 61 siltstone 61 corundum 61 chalcocite 61 sulfide 61 Al#O# 61 basalt 61 dolomite 61 alluvium 61 basaltic 61 Mineralization consists 61 sulphide bearing 61 stratabound 61 mafic volcanics 61 glacial till 61 sulfides 61 hydroxide 60 SiO2 60 spinel 60 jasperoid 60 insitu 60 agglomerates 60 Carbonate 60 hydrothermally altered 60 electrowinning 60 Sulphate 60 polymerized 60 Sulfate 60 Quartzite 60 copper Cu 60 Leaching 60 ultramafic rocks 60 granulate 60 quartz monzonite 59 naturally occurring mineral 59 magnetite mineralization 59 halloysite 59 gneiss 59 breccia zones 59 quartz veinlets 59 sulfide minerals 59 Uranium mineralization 59 quartz carbonate veins 59 gossans 59 mudstone 59 stratiform 59 polymetallic mineralization 59 elemental sulfur 59 intercalated 59 Mineralized 59 mafic volcanic 59 tuffs 59 calcite 59 apatite 59 skarns 59 Mineralization occurs 59 stockwork zones