Company disinvesting from economical working pit

Usage examples of coalmine.

It was, in fact, to be the last year that men like Derek would believe such a thing, because within a very short time virtually every coalmine in Britain would be closed, the men would be out of work and the women would become the principal earners in the home.

Like a canary in a prewar coalmine, I check out early when there is violence, when there is poison in the air.

Further along, the corridor was pinched together by the shock wave of the explosion and its roof scraped the floor like a coalmine gallery squashed flat by subsidence.

Americans who are basically Irish or Germans or Czechs or Poles who probably ought to be working in the fields or coalmines of their countries of origin instead of swaggering around a conquered country under the blessed coverlet of the Stars and Stripes with too much money to spend.