Brief: Nittetsu Mining To Invest Total $20 Million Over Four Years In Oracle Ridge Copper Exploration Project
April 20 (Reuters) - Nittetsu Mining Co Ltd 1515.T: NITTETSU MINING: ACQUISITION OF THE ORACLE RIDGE PROJECT IN USA NITTETSU MINING: TO INVEST TOTAL $20 MILLION OVER FOUR YEARS IN ORACLE RIDGE COPPER EXPLORATION PROJECT Further company coverage: 1515.T