coal seam Definition

shale, coal, bituminous coal, coal mine, coalmine, lignite, coalfield, mine, colliery, kerogen, methane, kimberlite, anticline, unmined, hydrocarbon, ore, aquifer, opencut, drilling, dewater, dolomite, minable, alluvium, colluvium, peridotite, stopes, drill rig, porosities, reservoir, permeabilities, gossan, winze, lateritic, pelite, graben, diatomite, depositional, haematite, footwall, metalliferous, diamondiferous, zechstein, mineralized, turonian, clastic, sulphides, anhydrite, andesite, slurry, lodes, syncline, spodumene, overlie, carbonaceous, limestones, pyritic, greywacke, anticlines, wells, stratigraphic, waterflood, anticlinal, shaft, siltstone, eluvial, drilling rig, miners, calcium oxide, conglomeratic, diabase, lithology, hematitic, desorption, terrane, hornfels, upflow, drillers, dolerite, carnallite, silicic, breccia, sandstone, insitu, oilwell, neocomian, silicified, adit, fluorite, chainman, saprolite, feldspar, tailings, hypogene, mudstone, woollybutt, glauconite, spudded, sericite, brecciated, siliceous,