Bureau of Mines: Meaning and Definition of

Bu'reau of Mines'

Pronunciation: [key]
— U.S. Govt. U.S. Govt.
  1. a division of the Department of the Interior, created in 1910, that studies the nation's mineral resources and inspects mines.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.