Related by context. Frequent words. (Click for all words.) 79 schists 78 tuffs 78 metasedimentary rocks 78 mafic volcanics 78 felsic 76 intrusives 76 pyroxenite 76 siltstones 75 mafic volcanic rocks 75 hydrothermal breccias 75 breccia zones 74 stratabound 74 sulphide bearing 74 interbedded 74 intrusive rocks 74 sericite 74 siliceous 74 Mineralization occurs 74 diatreme 74 syenite 73 breccias 73 mafic 73 stockworks 73 andesite 73 quartz carbonate 73 potassic alteration 73 biotite 72 silicified 72 quartz veinlets 72 ultramafic 72 siltstone 72 gabbro 72 granitic 72 brecciated 72 volcanics 72 pyritic 72 bornite 72 argillite 71 overlies 71 ultramafic rocks 71 metasediments 71 stockwork 71 graphitic 71 jasperoid 71 granodiorite 71 structurally controlled 71 brecciation 70 hydrothermal alteration 70 alteration zones 70 argillic alteration 70 skarn mineralization 70 gneiss 70 disseminated pyrite 70 porphyries 70 overlie 70 diorite 70 mineralization occurs 70 disseminated sulphides 69 Uranium mineralization 69 mantos 69 hangingwall 69 shear zones 69 rhyolite 69 clay alteration 69 disseminated mineralization 69 banded iron 69 limestones 68 arsenopyrite 68 quartz veining 68 sulphide minerals 68 spatially associated 68 surficial 68 breccia 68 pathfinder elements 68 chlorite 68 sulfide mineralization 68 veinlets 68 breccia pipe 68 bearing quartz veins 68 massive sulphide deposits 67 chalcocite 67 pyrrhotite 67 calcrete 67 calcareous 67 lithologies 67 auriferous 67 NW trending 67 silicification 66 steeply dipping 66 magmatic 66 basalts 66 carbonatite 66 intercalated 66 graben 66 pegmatite 66 haematite 66 sphalerite 66 porphyry style 66 lithology 66 semi massive sulphide 66 pegmatites