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Articles from the June 1, 2019 edition


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  • Revealing Alaska's critical minerals

    Shane Lasley, Mining News|Updated Jul 10, 2020

    Geologists familiar with Alaska already know the Far North State is a great place to explore for critical minerals and metals such as graphite, rare earths, platinum metals, cobalt and tin. A new report published by the U.S. Geological Survey, however, indicates that Alaska may be richer in these and other minerals and metals vital to the economy and security of the United States than previously realized. Working alongside the Alaska Division of Geological & Geophysical...

  • US critical minerals policy President Trump Sen. Murkowski Rep. Amodei

    US leaders address critical minerals

    Shane Lasley, Mining News|Updated Jul 10, 2020

    U.S. President Donald Trump sparked a renewed interest in critical minerals and metals when he issued an executive order calling on federal agencies to devise a strategy to ensure the United States has reliable supplies of these commodities vital to America's economic and strategic security. "It shall be the policy of the federal government to reduce the nation's vulnerability to disruptions in the supply of critical minerals, which constitutes a strategic vulnerability for...

  • Alaska is rich in critical rare earths

    Shane Lasley, Mining News|Updated Jun 22, 2020

    Alaska is rich in rare earth, a unique group of elements that are so distinctive that most are placed in their own separate section at the bottom of the periodic table. While scientist have long realized that rare earths possessed distinctive characteristics that set them apart from their fellow elements, it wasn't until the advent of the color television in the 1960s that these unique properties had any sort of widespread practical application. Over the ensuing five decades,...

  • EV demand drives Graphite One in Alaska

    Shane Lasley, Mining News|Updated Jun 22, 2020

    With the goal of helping to meet the rocketing demand of graphite needed as anode material for the lithium-ion batteries that power electric vehicles, Graphite One Inc. is focused on advancing its Graphite Creek deposit in western Alaska toward development. A 2017 preliminary economic assessment outlines a roughly 2,800-metric-ton processing facility at Graphite Creek. Once this operation is running at full capacity, which the PEA slates for the sixth year of production, this...

  • Pebble copper deposit in Alaska hosts 40-year supply of vital jet metal

    Rhenium – the hot superalloy element

    Shane Lasley, Mining News|Updated Jun 22, 2020

    With a melting point of 5,756 degrees Fahrenheit and a heat-stable crystalline structure, rhenium is extremely resistant to both heat and wear. This durability makes it a vital element in superalloys used in jet and industrial gas turbine engines. "The high-temperature properties of rhenium allow turbine engines to be designed with finer tolerances and operate at temperatures higher than those of engines constructed with other materials," the United States Geological Survey...