2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/7376Date scanned: 2002-6-12.H-8; Blast in ore. Blast consisted of 28 25-ft. deep holes, spaced 20-25 feet apart, in wash ore, charged with 3500 lbs. of Gelamite B and Hercomite Bag X explosives. Buckeye Mine, The M. A. Hanna Company, Coleraine, Minnesota. - F. G. Anderson - August 5, 1947.Held in the Russell L. and Lyn Wood Mining History Archive, Arthur Lakes Library, Colorado School of Mines.Donor: United States Bureau of Mines.The Buckeye open pit iron mine in the Mesabi Range, Itasca County, Minnesota was operated by the M.A. Hanna Company.Rights management statement available at: http://library.mines.edu/digital/rights.htmlM. A. Hanna CompanyBlastingIron mines and miningOpen pit miningStillImage