Related by context. Frequent words. (Click for all words.) 78 felsic 77 andesite 76 intrusive rocks 76 gabbro 76 mafic 75 tuffs 75 silicified 75 granodiorite 75 breccias 74 diorite 74 brecciated 74 granitic 74 ultramafic rocks 73 intrusives 73 gneiss 73 disseminated sulphides 72 volcanics 72 ultramafic 72 potassic alteration 72 metasediments 72 sulphides 71 shear zones 71 mudstone 71 quartz veining 71 disseminated pyrite 71 rhyolite 71 siltstone 70 bornite 70 veinlets 70 basalts 70 banded iron 70 quartz veins 70 arsenopyrite 70 stockwork 70 structurally controlled 70 alteration zones 70 disseminated mineralization 69 mineralization occurs 69 breccia 69 bearing quartz veins 69 hangingwall 69 limestones 69 pegmatite 69 sphalerite 69 hydrothermal alteration 68 carbonaceous 68 lithological 68 volcanic rocks 68 skarn 68 quartz vein 68 sulfide mineralization 68 pyrrhotite 68 pegmatites 68 steeply dipping 67 veining 67 stockworks 67 sulfides 67 peridotite 67 granites 67 chlorite 67 gossan 67 carbonatite 67 northeast trending 67 lithologies 67 chalcocite 67 clay alteration 67 auriferous 67 brecciation 66 galena 66 silicification 66 chalcopyrite 66 unconformity 66 mantos 66 massive sulphide mineralization 66 footwall 66 sulphide mineralization 66 porphyry 66 massive sulphides 66 copper mineralization 66 Uranium mineralization 66 sedimentary 66 sedimentary rocks 65 anomalous copper 65 schist 65 molybdenum mineralization 65 overlies 65 massive sulfide 65 lithology 65 coarse grained 65 magmatic 65 saprolite 65 olivine 64 mineralized veins 64 magnetic anomalies 64 igneous 64 massive sulphide 64 copper Cu 64 outcrops 64 shear zone 64 gold mineralization 63 sulphide