Related by context. Frequent words. (Click for all words.) 67 lithosphere 67 oceanic crust 63 lavas 62 crustal 62 clasts 61 aragonite 61 osmium 60 silicon atoms 60 basalts 60 monolayers 60 continental crust 60 igneous rocks 60 clathrates 59 marine sediments 59 magmas 59 subduction 59 anisotropy 59 metastable 58 ejecta 58 SiO 2 58 olivine 58 dispersive 58 isotope ratios 58 perovskite 58 calcite 58 planetesimals 58 carbonaceous 58 electron density 58 gravity anomalies 58 excitations 57 hydrothermally altered 57 copper oxides 57 earth crust 57 magnetic flux 57 spherules 57 silicates 57 GPa 57 regolith 57 lunar soil 57 manganese oxide 57 Fig. 1A 57 nitrogen atoms 57 exosphere 57 MgO 57 sediments 57 calcareous 57 noble gases 57 hydroxyl radicals 56 subduction zones 56 siliceous 56 anisotropic 56 magma chamber 56 biotite 56 carbonic acid 56 tropospheric 56 gneisses 56 breccia zones 56 kaolinite 56 metamorphic rocks 56 iron oxides 56 crystal lattice 55 Earth crust 55 pyrite mineralization 55 meteorite impacts 55 hydrogen ions 55 diffraction pattern 55 ocean ridges 55 elemental composition 55 reactant 55 hydrothermal breccia 55 anions 55 hydrothermal activity 55 extensional 55 torus 55 igneous rock 55 sulphide minerals 55 foraminifera 55 aerosol particles 55 ionized gas 55 surface roughness 55 particle sizes 54 magnetization 54 magmatic 54 jasperoid 54 spinel 54 basaltic 54 histidine 54 microstructures 54 kerogen 54 sedimentary rock 54 alpha particles 54 calcium sulfate 54 landmasses 54 sulphide bearing 54 ionize 54 pyroclastic 54 nanobubbles 54 orbitals 54 nuclei 54 apatite 54 polymerized