World-Class Rare Earth Deposits

Critical Metals

Theaureport.com reported on World-Class Rare Earth Deposits:

Theaureport.com reported on World-Class Rare Earth Deposits:

From the initial discovery of the REEs in the late 1700s through the mid-1950s, a few of the REEs were produced in modest amounts from monazite-bearing placers and veins, from pegmatite’s and carbonatites, and as minor byproducts of uranium and niobium extraction. During this time, the middle and heavy REEs generally were available in pure form only in sub-kilogram quantities and were chiefly chemical curiosities.

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