Related by context. Frequent words. (Click for all words.) 76 felsic 75 mafic volcanics 73 gabbro 73 syenite 72 mafic 72 pyritic 72 metasedimentary rocks 71 sulphide bearing 71 brecciated 71 breccia zones 71 stratabound 70 silicified 70 jasperoid 70 sericite 70 ultramafic rocks 70 intrusive rocks 70 hydrothermal breccias 69 Uranium mineralization 69 volcanics 69 ultramafic 69 tuffs 69 chalcocite 68 banded iron 68 metasediments 68 diorite 68 graphitic 68 intrusives 68 stockworks 68 bearing quartz veins 67 bornite 67 pegmatites 67 andesite 67 disseminated sulphides 67 granodiorite 67 breccias 67 siliceous 67 overlie 67 gneiss 67 disseminated mineralization 66 alteration zones 66 biotite 66 mantos 66 siltstone 66 shear zones 65 potassic alteration 65 argillic alteration 65 lithological 65 steeply dipping 65 pathfinder elements 64 porphyries 64 stockwork 64 argillite 64 structurally controlled 64 skarn 64 mineralization occurs 64 sulfide mineralization 64 arsenopyrite 64 massive sulphide mineralization 64 quartz veining 64 lithologies 64 auriferous 64 skarn mineralization 64 spatially associated 64 overlies 63 hydrothermal alteration 63 sulphides 63 granitic 63 pegmatite 63 carbonatite 63 sphalerite 63 basalts 63 breccia 63 mineralized porphyry 63 pyrrhotite 63 supergene 63 carbonaceous 62 quartz veins 62 anomalous uranium 62 veinlets 62 molybdenum mineralization 62 peridotite 62 quartz vein 62 breccia zone 62 disseminated pyrite 62 sedimentary 62 hangingwall 62 epithermal vein 62 rhyolite 62 lithology 61 high sulphidation 61 northeast trending 61 chlorite 61 limestones 61 silicification 61 geochemical anomalies 61 mineralizing 61 unconformity 61 stratigraphy 61 sulphide mineralization 61 mineralization grading 61 clay alteration