Related by context. Frequent words. (Click for all words.) 59 kerogen 52 phosphorite 52 proppants 51 Bentonite 50 clastic 50 rock 50 saline aquifers 49 naturally occurring mineral 49 Huge chunks 49 calcined 49 See Futures Movers 49 hydro carbons 49 hydrocarbons 49 shale 48 sludges 48 molten rocks 48 Bakken shale 48 stibnite 48 hydrocarbon liquids 47 semisolid 47 silts 47 inflowing 47 sedimentary rock 47 hydrocarbon reservoirs 47 mineral ores 47 Sulphuric acid 47 carbonate minerals 47 geochemical samples 46 Coal seam 46 nonrenewable resource 46 sandstone reservoir 46 carbonic acid 46 Upper Jurassic 46 Calcium carbonate 46 fracturing fluids 46 sedimentary layers 46 rich Bakken shale 46 prognosed 45 sediments 45 hydrocarbon molecules 45 fracking fluid 45 mudstones 45 igneous rock 45 phosphate ore 45 manganese dioxide 45 sulfide minerals 45 biodegraded 45 Billion Cubic Feet 45 greywacke 45 methane hydrate 45 phosphatic 45 oil 45 placer deposits 45 microscopic droplets 44 Bbl d 44 peridotite 44 subcrop 44 goethite 44 silicates 44 porosities 44 Niobrara Shale 44 methane CH4 44 porous limestone 44 frac sand 44 aqueous phase 44 gangue 44 Barnett Shale formation 44 salt domes 44 liquified 44 clasts 44 Utica shale 44 uraniferous 44 bedrock 44 hydrothermal fluids 44 methane hydrates 44 Carbonate 44 concretions 44 benzene toluene 44 facies 44 shales 44 volcanic lava 44 adsorbed 44 minerals 44 pyroxene 43 carnallite 43 iron oxides 43 depositional 43 iron ore manganese 43 microdiamonds 43 halloysite 43 glacial till 43 Ilmenite 43 Coalbed methane 43 quartz feldspar porphyry 43 prices CLc1 43 piped inland 43 pump jacks 43 sandstones 43 frac fluids 43 Bakken shale formation 43 fracturing fluid