mineshaft

English Thesaurus

1. excavation consisting of a vertical or sloping passageway for finding or mining ore or for ventilating a mine (noun.artifact)

hypernym	:	excavation,
definition	:	a hole in the ground made by excavating (noun.artifact)

part meronym	:	mine,
definition	:	excavation in the earth from which ores and minerals are extracted (noun.artifact)