Related by context. Frequent words. (Click for all words.) 62 Horseshoe Canyon 57 Cadomin 57 liquids extraction 56 interbedded 56 Upper Cretaceous 55 andesitic 55 Athabasca oilsands 54 Mannville 54 Barnett Shale formation 54 siltstones 53 Pekisko 53 Wolfcamp 53 mudstones 53 carbonaceous 53 hornfels 53 Paradox Basin 53 felsic volcanic 52 sandstone reservoirs 52 Midale 52 unconformity type 52 Lower Shaunavon 52 uphole 52 siltstone 52 Utica shale 52 Marmaton 52 Uranium mineralization 52 felsic 52 sandstone reservoir 52 Tar sands 52 Appalachian basin 51 quartz carbonate veins 51 seismically defined 51 Montney formation 51 Granite Wash 51 Arkoma Basin 51 St. Lawrence Lowlands 51 Chattanooga Shale 51 Wilrich 51 volcanogenic massive sulphide 51 mafic volcanic 51 Maverick Basin 51 Athabasca basin 51 Nordegg 51 tuffs 51 Horizontal drilling 51 metamorphic rocks 51 Deep Bossier 51 gneisses 50 porosities 50 sulphide bearing 50 geologic formations 50 metasedimentary rocks 50 massive sulphide deposit 50 Kerrobert 50 frac sand 50 clasts 50 stratiform 50 Near Surface 50 Lower Cretaceous 50 felsic volcanic rocks 50 sedimentary basins 50 sedimentary basin 50 glacial till 50 Canadian sedimentary basin 50 gravity anomalies 49 gabbro 49 massive sulphide deposits 49 Paleocene 49 Canada Sedimentary Basin 49 Cutbank Ridge 49 Gippsland Basin 49 undeveloped acreage 49 stratabound 49 mafic 49 breccia pipes 49 vuggy silica 49 Anadarko Basin 49 shales 49 breccia zones 49 schists 49 greenstone belts 49 Utica Shale 49 gossans 49 batholith 49 lithologic 49 Mcfd 49 banded iron 49 mudstone 49 intrusives 49 unconventional shale 49 Bakken wells 49 Lower Tertiary 48 Skarn 48 carbonate reservoirs 48 Hosston 48 porphyries 48 Permian basin 48 leasehold acquisitions 48 OOIP 48 sandstones 48 Tintina Gold Belt