Related by context. Frequent words. (Click for all words.) 67 subduction zone 60 tectonic plate 59 lithosphere 59 oceanic crust 58 subduction zones 58 tectonic plates collide 57 Anatolian fault 56 subduction 56 continental crust 55 Earth crust 55 crustal 54 Cascadia subduction zone 54 earth crust 54 megathrust 53 tectonic 53 Mineralization occurs 51 Roraima Basin 50 syncline 50 tectonic fault 50 carbonate rocks 50 mafic volcanic 50 Skarn 50 Vatnajokull glacier 49 NE trending 49 metamorphic rocks 49 Strong quake jolts 49 magmatic 49 hydrothermally altered 49 Ag Pb Zn 49 gravity anomalies 48 crust 48 granitic rocks 48 basalts 48 Cascadia Subduction Zone 48 tectonic plates 48 outer crust 48 Celebes Sea 47 subcrop 47 igneous rock 47 previously undrilled 47 magma chamber 47 seismically active regions 47 extensional 47 continental plates 47 hydrothermal activity 47 Lightly grease 47 lowermost 47 Moderate quake 47 tectonics 46 graben 46 NW trending 46 stockwork zone 46 faultline 46 ungreased cookie sheet 46 siliceous 46 gneisses 46 dacite 46 geologically active 46 talus 46 hangingwall 46 breccia pipes 46 basalt 46 volcanics 46 volcanic islands 46 schists 46 clasts 46 hornfels 46 gneiss 46 mineralization occurs 46 limestones 46 peridotite 46 Valles Marineris 46 photosphere 46 mudstones 46 ocean ridges 45 massive sulfide 45 porphyries 45 Fault Zone 45 massive sulfides 45 deformation 45 andesitic 45 erosional 45 sulphide bearing 45 Spoon mixture 45 Olympus Mons 45 stratigraphically 45 porphyry mineralization 45 quartz veined 45 stratigraphy 45 volcanically active 45 magma 45 undersea volcanoes 45 chalcopyrite mineralization 45 en echelon 45 Intersected 45 quartz carbonate 45 igneous rocks 45 Cadillac Larder Lake 44 spatially associated 44 landmasses 44 breccia zones