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(Click for frequent words.) 62 mantle plumes 60 abyssal plain 60 Gakkel Ridge 60 Orcus Patera 59 erosional 59 intraplate 59 abyssal 59 ejecta blanket 58 basaltic rocks 58 seafloor sediments 58 biogeographical 58 Syrtis Major 58 turbidites 58 lowermost mantle 58 sulfidic 57 lightless depths 57 phyllosilicate 57 sedimentary deposits 57 comet nuclei 57 mud volcanoes 57 tectonic plate movements 57 hydrothermal vent 57 microbialites 57 moonquakes 57 lithospheric 57 crustal rocks 56 oceanic crust 56 chemosynthetic 56 undersea volcanoes 56 komatiitic 56 Mars Squyres 56 underwater volcanoes 56 grabens 56 subseafloor 56 speleothems 56 Permo Triassic 56 subducting plate 56 seafloor 56 Longmen Shan fault 56 abyssal depths 55 cratons 55 tectonic fault 55 lava tubes 55 brittle deformation 55 Palaeozoic sedimentary 55 Pavonis Mons 55 lunar crust 55 Kermadec Arc 55 flood basalts 55 lunar craters 55 subglacial lakes 55 sub glacial lakes 55 active galactic nucleus 55 seafloor sediment 55 Precambrian rocks 55 mineral hematite 55 andesitic rocks 55 Martian crust 55 volcanic arcs 55 tectonic faults 54 abyssal plains 54 hematite mineral 54 basalt volcanic 54 HiRISE image 54 phyllosilicates 54 seafloors 54 tectonic stresses 54 olivine rich 54 heterogeneities 54 diatremes 54 calderas 54 lunar magma 54 magma chambers 54 explosive volcanism 54 McMurdo Dry Valleys 54 evaporite deposits 54 hydrothermal fluid 54 claystone 54 Cretaceous sandstones 54 amphibolite 54 mineral olivine 54 Valles Marineris 53 evaporite 53 bilaterians 53 magmas 53 flatfishes 53 paleomagnetic 53 overlying layers 53 methane hydrate 53 isostatic rebound 53 ocean ridges 53 Arsia Mons 53 Atlantis Massif 53 layered ultramafic 53 Cretaceous Jurassic 53 stromatolites 53 Martian volcanoes 53 ostracods 53 Seafloor 53 sulfide deposits 53 rhyolite domes 53 volcanic basalt 53 igneous rocks 53 clathrates 53 ignimbrite 53 Martian craters 53 supervolcanoes 53 Nectocaris 53 sedimentary layers 53 Seepage detected 53 mantle lithosphere 53 seabed sediments 53 stromatolite 53 hydrate deposits 53 abiotic 53 rifting 53 tectonically 53 Nankai Trough 53 sea hydrothermal vents 53 meteor impacts 53 metal zonation 53 bryozoans 53 tectonic boundary 53 kimberlite breccia 52 abiogenic 52 methane hydrates 52 circular depressions 52 subsurface 52 permanently shadowed craters 52 Plate tectonics 52 Nares Strait 52 Bedout 52 southern supercontinent 52 volcanic vents 52 continental crust 52 silicate minerals 52 subsurface ocean 52 scutes 52 Korkan target 52 foraminifera 52 mosasaurs 52 sulfur isotope 52 moon Mimas 52 supercontinents 52 coccolithophores 52 crustal 52 Nili Fossae 52 metasediment 52 structural lineaments 52 Jupiter moon Io 52 primitive organisms 52 olivines 52 ocean basins 52 cryovolcanism 52 lensing galaxy 52 Tharsis Rise 52 turbidite 52 volcanogenic 52 silicified limestone 52 dwelling organisms 52 Hematite Slope 52 anticlines 52 torus 52 deepwater corals 52 coral skeletons 52 felsic intrusions 52 Arabia Terra 52 hydrothermal fluids 52 Sinus Meridiani 52 manto mineralization 52 paleochannel 52 hydrothermal activity 52 circumstellar disks 52 calcic 52 pillow lavas 52 dolomites 52 called lobate scarps 52 tectonic movements 52 crystalline silicates 52 bedrock outcrops 52 Ontario Lacus 52 airglow 52 lava spewing 52 methane clathrates 52 basaltic lava 52 geoelectric 52 microbial ecosystems 52 dense clumps 52 GJ #b [001] 52 paleochannels 52 Siberian Traps 52 Chicxulub crater 52 sulfate minerals 52 Lophelia 52 altered porphyry 52 Cerberus Fossae 51 jarosite 51 volcanic craters 51 mafic intrusion 51 peridotites 51 Denisova cave 51 pillow lava 51 Anomalous radioactivity 51 concretions 51 lithosphere 51 silica breccia 51 magma erupts 51 layered sedimentary rock 51 carbonate minerals 51 Cascadia fault 51 giant squid Architeuthis 51 earliest tetrapods 51 orogenic 51 Candor Chasma 51 tectonic plate slides 51 Ground penetrating radar 51 gray hematite 51 Upper Triassic 51 basalts 51 icy moons 51 filamentary structures 51 sedex 51 subhorizontal 51 subduction zones 51 tubeworms 51 magmatism 51 microscopic fossils 51 hollow cylindrical 51 volcanic caldera 51 unmapped fault 51 hydrocarbon accumulations 51 layered bedrock 51 basaltic rock 51 Kuiper Belt Objects 51 Fomalhaut b 51 Gakkel 51 shadowed craters 51 jovian 51 seafloor methane 51 planet habitability 51 dust enshrouded 51 hydrated minerals 51 seamount 51 supercontinent 51 magmatic 51 sediments deposited 51 seismogenic 51 active volcanism 51 basalt flows 51 carbon cenospheres 51 silicic 51 gabbro intrusive 51 phenotypic differences 51 crustal plate 51 lobe finned fishes 51 Upper Miocene 51 KT boundary 51 accretionary 51 sandstone intervals 51 granitoids 51 landforms 51 isopods 51 earths crust 51 quartz tourmaline breccia 51 Phoebe orbits 51 Chicxulub Crater 51 volcanoclastic 51 thrust faulting 51 felsic metavolcanic 51 magnetic substorms 51 crustal thickness 51 gravity anomalies 51 Gas hydrates 51 sulphidic 51 hydrothermally 51 branching corals 50 quartz monzonite porphyry 50 biomineralization 50 gabbros 50 Ediacara organisms 50 Jurassic limestone 50 biosignatures 50 hematite stained 50 backboned animals 50 megathrust 50 tectonic plate dives 50 martian meteorites 50 Icadyptes 50 volcanic magma 50 Cascadia subduction zone 50 hydroxyl molecules 50 polar craters 50 Jovian moon 50 Oort cloud 50 silicate mineral 50 circumstellar disk 50 Cenozoic Era 50 mineralogical composition 50 cinder cones 50 seismogenic zone 50 silicified shear zones 50 volcano Olympus Mons 50 crustal deformation 50 Paleozoic sedimentary 50 Palaeozoic 50 carbonate globules 50 subtidal 50 colluvial 50 Hydrothermal vents 50 geomorphological 50 altered ultramafic rocks 50 bathymetry 50 mineralized intrusive 50 subglacial 50 Mariana Arc 50 Fram Strait 50 fault scarps 50 andesitic volcanic 50 Troodos Ophiolite Complex 50 kimberlitic bodies 50 Birimian Greenstone Belt 50 geoglyphs 50 shifting tectonic plates 50 Transantarctic Mountains 50 conodonts 50 eukaryote 50 hydrosphere 50 moonlets 50 metazoan 50 microscopic crystals 50 antineutrinos 50 seabed 50 Mount Bosavi 50 interstellar boundary 50 ultramafic rock 50 mantle convection 50 Yellowstone geysers 50 lobate 50 north easterly trending 50 Chukchi Cap 50 brecciated volcanic rocks 50 gabbro dykes 50 Oligocene reservoir 50 moulins 50 molten magma 50 unicellular organisms 50 oceanic trenches 50 depositional environments 50 Inuit goddess 50 Gamburtsev 50 fossilized shells 50 Porcupine Destor fault 50 Kamoamoa eruption 50 pyroclastics 50 electromagnetic EM conductors 50 gneissic rocks 50 superluminal 50 circumstellar 50 weakly interacting 50 subsurface geology 50 megathrust earthquakes 50 ectodermal 50 uppermost layer 50 Rossby waves 50 ancient lava flows 50 diorites 50 quartz feldspar porphyry intrusive 50 eclogitic 50 igneous intrusion 50 Chasma Boreale 50 collisional 50 Sunda Trench 50 Paleogene 50 Lake Yoa 50 subaqueous 50 Quaternary Period 50 Magnetars 50 lacustrine 50 leached capping 50 comets asteroids 50 Cayman Trough 50 microhabitats 50 marine sediments 50 Martian dunes 50 volcanic sediments 50 polar layered 50 Ohmoto 50 ooze naturally 50 magnetospheric 49 depositional 49 Alpine Fault 49 matter antimatter asymmetry 49 biosignature 49 metamorphic rock 49 icy comets 49 Whillans Ice Stream 49 Oort Cloud 49 tectonic plate boundaries 49 tonalite 49 Balarat Project 49 Beaked whales 49 xenoliths 49 Hellas Basin 49 mineralized mafic 49 sedimentological 49 Aram Chaos 49 rhyolite tuffs 49 interstellar dust grains 49 faunas 49 Gusev crater 49 Cambrian Ordovician 49 superheavy elements 49 evolutionarily ancient 49 asthenosphere 49 carbonatites 49 fissure eruption 49 silicate rocks 49 stony meteorites 49 spookfish 49 Terra Meridiani 49 brittle ductile 49 forams 49 volcano sedimentary sequence 49 planet Gliese #c 49 submersible Alvin 49 vein breccia 49 arcuate 49 Mud volcanoes 49 gabbroic 49 paragneiss 49 karst topography 49 compressional 49 marine biota 49 planetary surfaces 49 landmasses 49 felsic tuff 49 seamounts 49 Veil Nebula 49 Magellanic Stream 49 Puu Oo 49 kimberlitic 49 Shatsky Rise 49 Ithaca Chasma 49 silica carbonate 49 shallowly buried 49 subsurface geological 49 quartz carbonate vein 49 electromagnetic conductors 49 felsic intrusion 49 astrophysical objects 49 vapor plume 49 Yellowstone Caldera 49 silicified breccia 49 Neogene 49 Shiveluch 49 Meridiani 49 sulphide deposits 49 polar icecap 49 called gray hematite 49 concretion 49 post perovskite 49 pegmatite dykes 49 shallowly dipping 49 subducted 49 hydrocarbon reservoirs 49 photosynthetic organisms 49 undersea volcanic 49 ultramafic intrusives 49 tectonic 49 dacitic 49 Paleozoic carbonate 49 Laurasia 49 detrital 49 North Pacific Gyre 49 Davidson Seamount 49 REE enriched 49 Tianyulong 49 S. tchadensis 49 crackle breccia 49 nebular 49 Phanerozoic 49 diffuse aurora 49 dolerite 49 Shackleton Crater 49 Olympus Mons 49 Lake Vostok 49 Alexandrium fundyense 49 brachiopods 49 REE bearing 49 meta sedimentary 49 lava flowing 49 prebiotic molecules 49 single celled algae 49 earths surface 49 chalcedonic silica 49 lithological contacts 49 gastropod 49 impermeable shale 49 Upper Jurassic 49 polygon shaped 49 outcropping mineralized 49 outcrop exposures 49 undescribed species 49 wrinkle ridges 49 olivine mineral 49 Shiranish formation 49 methane seeps 49 deepest darkest abyss 49 ultrabasic 49 paleo placer 49 palaeo 49 granitic rock 49 magma chamber 49 megaflood 49 iron sulfide 49 ocean sediment cores 49 Antarctic Dry Valleys 49 plate tectonics 49 shear veins 49 extrusive 49 lava flowed 49 WNW trending 49 basaltic 49 earthlike 49 fluid inclusions 49 underwater cavern 49 Pegmatite Zone 49 rusticles 49 biogeographic 49 sulfide bearing 49 colliding tectonic plates 48 Io volcanoes 48 mineralized outcrops 48 volcanic lava flows 48 surface geochemical anomalies 48 interstellar molecules 48 Balmer Assemblage 48 Methane hydrate 48 Middle Eocene 48 subglacial lake 48 Caloris Basin 48 lavas 48 goethite 48 Galilean satellites 48 multi celled 48 bacterial mats 48 alteration halo 48 supersymmetric particles 48 geochronology 48 anastomosing 48 substrata 48 thermally mature 48 DEPTHX 48 Elysium Planitia 48 extraterrestial 48 siliceous sediments 48 mylonite 48 exhalative 48 Lake Cheko 48 Messinian 48 ductile deformation 48 andesitic volcanic rocks 48 isotherms 48 terrestrial vertebrates 48 ancient Polynesians 48 Sunda trench 48 amphibolites 48 Archean aged 48 karst limestone 48 oceanic lithosphere 48 granite gneiss 48 carbonaceous mudstone 48 brecciated silicified 48 volcanic breccia 48 rubbly 48 electromagnetic anomalies 48 creatures inhabiting 48 sub Athabasca unconformity 48 gneissic 48 Saturnian moons 48 rhombic 48 electron orbitals 48 silicified zone 48 Valles Marineris canyon 48 Late Devonian 48 glacially carved 48 continental rifting 48 AGNs 48 Methane hydrates 48 smectite 48 airborne geophysical anomaly 48 metamorphic rocks 48 Sedimentary rocks 48 Cretaceous Paleogene boundary 48 submarine volcanoes 48 hydrothermal venting 48 sandstone horizons 48 chlorophyll fluorescence 48 terranes 48 Cendrawasih Bay 48 igneous intrusive 48 single celled creatures 48 interacting galaxies 48 dwarf spheroidal galaxies 48 outer corona 48 fault splays 48 diabase 48 stratigraphic sequence 48 steppe mammoth 48 bedrock conductors 48 basalt rock 48 subducting 48 permanently shadowed 48 loess 48 fine grained sediments 48 steam eruptions 48 underwater volcanos 48 geosphere 48 limestone caverns 48 convection currents 48 geoneutrinos 48 comb jellies 48 Yellowstone supervolcano 48 karstic 48 alteration halos 48 Devonian limestone 48 neutrino detectors 48 geomorphic 48 Cosmic Microwave Background 48 annelid worms 48 volcaniclastics 48 downwelling 48 massifs 48 geophysically 48 Upsilon Andromedae b 48 lateritic 48 equatorial bulge 48 Herschel Crater 48 reservoir permeability 48 NASA rovers Spirit 48 extrasolar 48 electromagnetic anomaly 48 EW trending 48 skarn rocks 48 quartz adularia 48 seafloor habitats 48 disseminated sulfide 48 GJ#b 48 Plesiosaurs 48 carbonate sediments 48 spodumene bearing pegmatites 48 Matoush fault 48 basaltic magma 48 silicified meta 48 hematite goethite 48 porous limestone 48 pillow basalts 48 lunar meteorites 48 dirty snowballs 48 siliciclastic 48 microscopic creatures 48 snailfish 48 metamaterial structures 48 pyroclastic 48 CHIKYU 48 Osedax 48 Okmok Caldera 48 microstructural 48 Gravitational waves 48 lapilli 48 exhalite 48 sedimented 48 lunar regolith 48 geothermal gradient 48 Anomalocaris 48 spinels 48 hydrologically connected 48 postholes 48 yedoma 48 Basilosaurus 48 cosmic phenomena 48 geodynamic 48 lithologic 48 volcanic massive sulphide 48 synclinal structure 48 volcanic ridges 48 hominin species 48 inhomogeneities 48 Earth tectonic plates 48 megathrust earthquake 48 strange quark 48 subduction earthquakes 48 Cretaceous sediments 48 Megathrusts occur 48 spodumene bearing 48 stibnite 48 abiogenesis 48 seismic anisotropy 48 lapilli tuff 48 thermal vents 48 heavily cratered 48 carbonate veins 48 Outcrops 48 volcanism 48 eclogite 48 ALH# 48 paragneisses 48 silicon monoxide 48 Neutron stars 48 planktonic 48 A. ramidus 48 Pu'u O'o 48 penetrating electromagnetic 48 merging galaxies 48 Eocene Oligocene 48 Tortigny deposit 48 sunspot cluster 48 cometary material 48 shallower Cretaceous 48 isotope composition 48 magnetite skarn 48 Gondwanaland 48 alteration haloes 48 basal sands 48 hydrothermal vents 48 biogenic 48 dynamical processes 48 evaporites 48 eolian 48 deformational 48 petroliferous 48 previously unmapped 48 Seagull Intrusion 48 magma molten rock 47 tensional 47 lineaments 47 syn rift 47 planktonic foraminifera 47 Eskay Creek Silbak Premier 47 magnetic reconnection 47 trending shear zone 47 chordates 47 Jurassic sandstone 47 Loihi 47 yardangs 47 geomorphology 47 planetary nebulae 47 rhyolite tuff 47 fossilized creatures 47 interstellar clouds 47 arsenopyrite pyrite 47 SN #A 47 hydrothermally altered 47 spherules 47 gaseous planets 47 protists 47 stockwork vein 47 HiRISE images 47 NASA QuikScat satellite 47 planets asteroids 47 massive underwater plumes 47 Lemarchant prospect 47 biotite schist 47 bilaterally symmetrical 47 undersea volcano 47 felsic intrusive rocks 47 volcanoes erupt 47 Endurance crater 47 benthic foraminifera 47 polar mesospheric clouds 47 Puijila 47 segmental duplications 47 subsurface geologic 47 pyrite halo 47 solidified lava 47 pediment gravels 47 smallest exoplanet 47 volcanoclastic rocks 47 cave stalagmites 47 Zechstein 47 sedimentary 47 galactic mergers 47 extrasolar worlds 47 gyres 47 BIFs 47 Yaxtche zone 47 crustal movements 47 banded quartz vein 47 subduction 47 phytoplankton blooms 47 spectroscopic measurements 47 magma ocean 47 aragonite 47 quartz feldspar porphyries 47 Lower Jurassic 47 magnetic monopoles 47 Mini TES 47 metazoans 47 homochirality 47 fissions 47 bathyscaph 47 primitive meteorites 47 tidewater glaciers 47 sterile neutrino 47 concentric ripples 47 gorgonians 47 Virgo Cluster 47 marine plankton 47 geology paleontology 47 placental mammal 47 icebergs scour 47 mineralogical characteristics 47 Nazca plate 47 saprolitic 47 crinoids 47 necked dinosaur 47 seismically active zones 47 Coma Cluster 47 calcite crystals 47 dolomitic 47 Alfven waves 47 amphipods 47 Triassic Jurassic 47 Porites 47 paleoclimate 47 macrofauna 47 Oceanus Procellarum 47 unsampled 47 dipolar 47 Proterozoic basement 47 advanced argillic alteration 47 conductive sulphide 47 antiferromagnets 47 Snowball Earth 47 Terra Sirenum 47 oceanic plates 47 Earth crust 47 anticlinal structures 47 clastics 47 felsic intrusives 47 Horizontal Loop Electromagnetic 47 Cretaceous sandstone 47 syenite dykes 47 Moho 47 malachite mineralization 47 shadowy craters 47 volcano sedimentary 47 hydrothermal magnetite 47 sea scorpions 47 blood clot thrombus 47 anomalous radiometric 47 lunar soil 47 stratiform 47 footwall sediments 47 microscopic single celled 47 planemos 47 fossilisation 47 cobalt atoms 47 Ares Vallis 47 Cambrian Period 47 Lophelia coral 47 westerly dipping 47 Cretaceous Tertiary KT 47 mammal fossils 47 Banerdt 47 spheroidal 47 sedimentary strata 47 Earths crust 47 Paleozoic rocks 47 oceanic circulation 47 sauropodomorphs 47 auriferous zones 47 Martian meteorite 47 rhyolitic 47 isotopic compositions 47 ultramafic volcanic 47 Robert Cessaro geophysicist 47 silicified zones 47 microbial organisms 47 ground truthing 47 galactic clusters 47 angular boulders 47 retroreflector 47 mineralized hydrothermal breccia 47 Antennae Galaxies 47 gossan zones 47 Late Paleozoic 47 andesitic 47 steeply dipping mineralized 47 carboniferous 47 magmatic kimberlite 47 northeasterly trending 47 binary asteroid 47 Comet Halley 47 Banded Iron Formation 47 calcareous sandstone 47 undersea 47 Amundsen Sea 47 volcanically active 47 coralline algae 47 fission fusion 47 Schellart 47 Athabasca sandstone 47 porphyritic intrusive 47 lava tube 47 delaminations 47 silicate mantle 47 fine grained sandstone 47 Sediment cores 47 anorthosite 47 yeti crab 47 microbial mats 47 bedrock outcropping 47 Ediacara 47 ophiolite 47 moraines 47 sedimentary rock 47 Fossae 47 conductive zones 47 Uninhabited Aerial Vehicle 47 induced seismicity 47 sedimentary basins 47 halite 47 permanently shadowed lunar 47 conglomeratic 47 basalt columns 47 magnetite bearing 47 Tharsis Montes 47 situ measurements 47 manganese nodules 47 Doushantuo 47 sedimentary sequences 47 depositional environment 47 True thicknesses 47 garnet skarn 47 strontium isotope 47 isotope fractionation 47 metavolcanic 47 glacial outwash 47 gamma ray emitting 47 volcaniclastic rocks 47 cenospheres 47 benthos 47 Cascadia Subduction Zone 47 exo planets 47 conductive anomalies 47 lowermost 47 Macondo wellhead 47 magnetic lineament 47 Lake Untersee 47 prokaryote 47 sensory receptors 47 basalt rocks 47 supergene copper 47 volcanic islands 47 dromaeosaurs 47 intrusive dykes 47 Pre Cambrian 47 AB Aurigae 47 Hellas Planitia 47 Yaxtché deposit 47 tectonic plate boundary 47 unicellular 47 nucleobases 47 dyke swarms 47 Dronning Maud Land 47 interferometric synthetic aperture radar 47 moons orbiting 47 ferric oxides 47 microcracks 47 pyrite veins 47 mineralized breccia zone 47 satellite altimetry 47 Cretaceous periods 47 Martian rovers 47 Isidis Planitia 47 finely disseminated 47 ray Space Telescope 47 constellation Eridanus 47 stony coral 47 phylogenies 47 quartz feldspar 47 proplyds 47 fossilized dinosaur dung 47 magnetic susceptibility 47 Kerguelen Plateau 47 methanogenic 47 phylogenetically 47 crystalline quartz 47 ocean sunfish 47 multi celled organisms 47 polar oceans 47 chalcopyrite bornite 47 coral polyps 47 banded quartz 47 brecciated quartz 47 Triassic formations 47 crestal 47 anomalous geochemistry