Related by context. Frequent words. (Click for all words.) 79 argillic alteration 78 sericite 77 potassic alteration 74 brecciation 74 quartz veinlets 73 bornite 73 clay alteration 73 disseminated pyrite 73 chalcocite 73 biotite 73 silicification 72 chlorite 72 quartz carbonate 72 hydrothermal breccias 71 sulphide minerals 71 breccia zones 70 siliceous 69 disseminated sulphides 69 hydrothermal alteration 69 quartz veining 68 brecciated 68 schists 68 veinlets 68 arsenopyrite 68 sulphide bearing 68 iron oxides 68 skarn mineralization 67 ultramafic rocks 67 pyritic 67 stratabound 67 stockworks 67 mafic volcanics 67 interbedded 67 jasperoid 66 pyroxenite 66 pyrrhotite 66 pathfinder elements 66 alteration zones 66 chalcopyrite 66 limonite 66 sphalerite 66 felsic 66 syenite 66 disseminated mineralization 65 quartz veins 65 galena 65 stockwork 65 tuffs 65 intrusive rocks 65 mineralization occurs 65 sulphide mineralization 65 sulfide mineralization 65 porphyries 64 molybdenite 64 shear zones 64 gabbro 64 anomalous radioactivity 64 intrusives 64 bearing quartz veins 64 hangingwall 64 disseminations 64 siltstone 63 mineralized porphyry 63 oxide copper 63 steeply dipping 63 metasedimentary rocks 63 lithologies 63 sulphides 63 artisanal workings 62 breccias 62 Uranium mineralization 62 anomalous copper 62 geochemical anomalies 62 andesite 62 haematite 62 structurally controlled 62 copper mineralization 62 banded iron 62 gossan 62 carbonatite 62 mineralized horizons 62 surficial 62 chargeability anomalies 62 supergene 61 graphitic 61 porphyry style 61 mineralized lenses 61 pegmatites 61 calcareous 61 argillite 61 silicified 61 veining 61 soil geochemical anomalies 61 overlies 61 molybdenum mineralization 61 mineralization grading 61 glacial till 61 quartz vein 61 holes intersected 61 massive sulphide mineralization 61 mudstone