Related by context. Frequent words. (Click for all words.) 56 mining 49 extractive 48 mineral 48 minerals 48 Jerritt Canyon 47 PolyMet 47 Kennecott 47 Teck Cominco 47 mineral extraction 47 extractive industries 47 artisanal mining 47 uranium mines 46 coal mining 46 Northern Dynasty 46 Uranerz 46 placer mining 46 valley fills 46 Superfund 45 tailings 45 Revett 45 Clean Water Act 45 Mining 45 Pebble Mine 45 molybdenum 44 Ur Energy 44 NovaGold 44 wilderness designation 44 Donlin Creek 44 Superfund cleanup 44 Placer Dome 44 Alexco 44 sage grouse habitat 44 uranium mining 43 alluvial gold 43 Laramide 43 mountaintop mining 43 sulfide mineralization 43 drilling 43 mineral resources 43 REEs 43 SouthGobi Energy Resources 43 mineral resource 43 Apex Silver 43 endangered species protections 43 drillers 43 Roadless Rule 43 mines 43 Marcellus Shale formation 43 placer gold 42 Coeur d' Alene Mines 42 Nevoro 42 mineral exploration 42 Brigus Gold 42 copper cobalt 42 Newmont 42 mined 42 Niobium 42 Ivernia 42 Seabridge Gold 42 ore 42 SouthGobi 42 timber harvests 42 Superfund sites 42 antimony 42 Hammond Reef 42 Oro Silver 42 Las Cristinas 41 Ucore 41 mine 41 Queenstake 41 HudBay Minerals 41 Powder River Basin 41 coal mines 41 nickel cobalt 41 Barrick Gold Corporation 41 Newmont Mining Corporation 41 copper molybdenum 41 Evolving Gold 41 BLM 41 uranium 41 Rare Element Resources 41 coalmining 41 metallurgical 41 Ken Salazar 41 Quadra FNX 41 Otero Mesa 41 gossan 41 MetalCORP 41 Denison Mines 41 mineral deposits 41 rare earth 41 Duluth Metals 41 Roan Plateau 41 Yanacocha 41 Minera IRL 41 Lac des Iles 40 Penoles 40 Taseko 40 mined ore 40 exploration 40 Endangered Species Act