Liberty Mines announced the results of an NI 43-101 pre-feasibility study for the Redstone mine. The study includes deep drilling to the 1150m level from surface and data from drilling within the mine. Mineral resource estimate at a cut-off grade of 0.51% nickel consists of 599,000 tonnes in the Measured and Indicated categories grading 1.47% nickel and 0.02% copper; and 737,000 tonnes in the Inferred category grading 1.57% nickel and 0.03% copper. The Proven and Probable Mineral Reserves were estimated at 259,900 tonnes with an average grade of 1.04% nickel….more at InfoMine