USGS finalizes 2022 critical minerals list
Approved list includes all 50 minerals and metals in new draft Metal Tech News - February 23, 2022
Last updated 7/12/2022 at 1:55pm
The U.S. Geological Survey has finalized a list of 50 minerals and metals critical to the United States. While seemingly a large increase over the 35 critical minerals on the 2018 list, most of the additions are from individually listing the constituents of two mineral groups, rare earth elements and platinum group metals.
In addition to listing each rare earth and platinum group element indiv...