Critical Minerals Alaska – Germanium
This vital ingredient in fiber optic cables, high-efficiency solar cells is already a significant byproduct of mining at Red Dog North of 60 Mining News – January 1, 2019
Last updated 9/25/2020 at 10:29am
In addition to being a past producer and a future source of most of the 35 minerals and metals considered critical to the United States, Alaska currently contributes a globally significant amount of one of these vital metals – germanium.
While not a widely known metal, germanium has optical qualities that make it an important ingredient in fiber-optics, infrared optics, electronics and solar...