Related by context. Frequent words. (Click for all words.) 73 bornite 73 siliceous 72 pyrite chalcopyrite 72 quartz veinlets 71 chlorite 71 chalcocite 71 iron oxides 71 schists 71 sericite 71 biotite 71 argillic alteration 70 sulphide minerals 70 gossans 70 sphalerite 70 copper oxides 70 skarns 69 siltstones 69 potassic alteration 69 manganese oxide 68 disseminated pyrite 68 galena 68 haematite 67 mafic volcanics 67 hydrothermal breccia 67 graphitic 67 sulfides 67 clasts 67 surficial 67 breccia zones 67 pyroxenite 67 ultramafic rocks 67 limonite 67 interbedded 67 pyrrhotite 67 sulphide bearing 67 molybdenite 67 sulphides 67 arsenopyrite 66 quartz stockwork 66 disseminated sulphides 66 skarn mineralization 66 veinlets 66 brecciation 66 hydrothermally altered 66 pathfinder elements 66 carbonaceous 65 hydrothermal breccias 65 tuffs 65 banded iron 65 potassic 65 PGEs 65 chalcopyrite 65 calcareous 65 stratabound 65 monazite 65 basalts 65 felsic 65 metasedimentary rocks 65 pyritic 65 Mineralization occurs 65 syenite 64 stockworks 64 olivine 64 dacite 64 quartz carbonate 64 quartz monzonite 64 metasediments 64 jasperoid 64 carbonatite 64 stockwork mineralization 63 intrusives 63 cobalt nickel 63 quartz veins 63 malachite 63 sulfide 63 alteration zones 63 argillite 62 mineralization occurs 62 silicification 62 clay alteration 62 silicates 62 pegmatites 62 supergene 62 oxide copper 62 beryl 62 intrusive rocks 62 mafic volcanic rocks 62 felsic volcanic 62 gabbro 62 sulfide mineralization 62 monzonite 62 Uranium mineralization 62 massive sulphide deposits 62 lithologies 61 siltstone 61 sulphide zones 61 carbonate replacement 61 Archaean 61 osmium 61 brecciated 61 peridotite