STRIKE: the horizontal direction of a vein.
STULL: a timber in a mine, usually a post.
SUMP: a low place in a mine for collecting water, such as the bottom of a shaft.
TAILINGS: the waste rock from a mine or mill.
TUNNEL: technically, a horizontal passageway open at both ends, but in mining used to designate any horizontal passageway driven for the development or discovery of an orebody.
VEIN: a fissure or crack in surrounding rock filled with mineral.
WINZE: a vertical or incline opening sunk from an underground mine working; an underground shaft.
APPENDIX
APPENDIX #1