| Gangue (n.) The mineral or earthy substance associated with metallic ore. Thesaurus Entries abysm, abyss, arroyo, box canyon, breach, break, canyon, cavity, chap, chasm, check, chimney corner, chink, chute, cleft, cleuch, clough, col, coulee, couloir, country rock, crack, cranny, crevasse, crevice, cut, cwm, defile, dell, deposit, dike, ditch, donga, draw, excavation, fault, fender, fire screen, fireboard, fireguard, fireplace, fireside, fissure, flaw, flue, flue pipe, flume, fracture, fumarole, funnel, furrow, gangue, gap, gape, gash, gorge, groove, gulch, gulf, gully, hearth, hearthstone, hob, hole, hub, incision, ingle, inglenook, ingleside, joint, kloof, leak, lode, lodestuff, matrix, mineral deposit, moat, notch, nullah, opening, ore bed, pass, passage, pay dirt, ravine, rent, rift, rime, rupture, scissure, seam, shoot, slit, slot, smokehole, smokeshaft, smokestack, split, stack, stock, stovepipe, trench, valley, vein, void, wadi |