Related by context. Frequent words. (Click for all words.) 67 basalt 67 sandstone 66 schist 65 limestone 63 chert 63 diorite 62 brecciated 61 silicified 60 gabbro 60 mafic 60 granite 60 granites 59 volcanic rock 59 sedimentary rock 59 breccia 59 outcrops 59 outcrop 59 rhyolite 59 volcanic rocks 58 breccias 58 sedimentary 58 dolomite 58 ultramafic 57 quartz 57 pegmatite 57 silicification 57 volcanics 57 granodiorite 57 steeply dipping 56 calcite 56 sandstones 56 porphyry 56 stratigraphy 56 stockwork 56 hematite 56 lithologies 55 malachite 55 quartz veins 55 sulphide mineralization 55 arsenopyrite 55 feldspar 55 shear zones 55 uranium mineralization 55 intrusive rocks 54 footwall 54 skarn 54 laterite 54 pyrite 54 sedimentary rocks 54 gold mineralization 54 sulphides 54 veining 53 underlain 53 massive sulphide 53 massive sulphides 53 saprolite 53 galena 53 mineralized 53 outcropping 53 pegmatites 53 northeast trending 52 hydrothermal alteration 52 quartz vein 52 quartz veining 52 shear zone 52 iron oxide 52 Porphyry 52 copper mineralization 52 silica 52 chalcopyrite 52 coarse grained 52 chromite 52 molybdenum mineralization 52 pyrrhotite 51 mineralization 51 Mineralization 51 veinlets 51 magnetic anomaly 51 unconformity 51 molybdenite 51 carbonate 50 petrified wood 50 tourmaline 50 northwest trending 50 sphalerite 50 massive sulphide mineralization 50 Mineralized 50 travertine 50 magnetic anomalies 50 sulphide 50 epithermal 50 gravels 50 structurally controlled 49 magnetite 49 quarried 49 kimberlite 49 Precambrian 49 stratigraphic 49 porphyry style 49 ductile 49 mica